Home / 9,103.36-12,550.98-6,116.86

Finding the Fourth Proportional to 9,103.36, 12,550.98 and 6,116.86

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Solution

The fourth proportional to 9,103.36, 12,550.98 and 6,116.86 is: 8,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.36 : 12,550.98 = 6,116.86 : x
  2. Step 2: Convert to fraction form
    9,103.36/12,550.98 = 6,116.86/x
  3. Step 3: Cross multiply
    9,103.36x = 12,550.98 × 6,116.86
  4. Step 4: Simplify right side
    9,103.36x = 76,772,587.52
  5. Step 5: Solve for x
    x = 76,772,587.52/9,103.36
  6. Step 6: Final answer
    x = 8,433.43

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Half scale
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Double scale
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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.