Home / 9,254.40-13,881.60-6,484.20

Finding the Fourth Proportional to 9,254.40, 13,881.60 and 6,484.20

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Solution

The fourth proportional to 9,254.40, 13,881.60 and 6,484.20 is: 9,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,254.40 : 13,881.60 = 6,484.20 : x
  2. Step 2: Convert to fraction form
    9,254.40/13,881.60 = 6,484.20/x
  3. Step 3: Cross multiply
    9,254.40x = 13,881.60 × 6,484.20
  4. Step 4: Simplify right side
    9,254.40x = 90,011,070.72
  5. Step 5: Solve for x
    x = 90,011,070.72/9,254.40
  6. Step 6: Final answer
    x = 9,726.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.