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Finding the Fourth Proportional to 9,080.71, 12,522.20 and 6,248.34

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Solution

The fourth proportional to 9,080.71, 12,522.20 and 6,248.34 is: 8,616.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.71 : 12,522.20 = 6,248.34 : x
  2. Step 2: Convert to fraction form
    9,080.71/12,522.20 = 6,248.34/x
  3. Step 3: Cross multiply
    9,080.71x = 12,522.20 × 6,248.34
  4. Step 4: Simplify right side
    9,080.71x = 78,242,931.91
  5. Step 5: Solve for x
    x = 78,242,931.91/9,080.71
  6. Step 6: Final answer
    x = 8,616.39

Related Problems

Find fourth proportional to 4,540.35, 6,261.10 and 3,124.17
Half scale
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Double scale
Find fourth proportional to 9,081.71, 12,523.57 and 6,249.34
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.