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Finding the Fourth Proportional to 9,951.40, 14,927.10 and 6,452.20

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Solution

The fourth proportional to 9,951.40, 14,927.10 and 6,452.20 is: 9,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.40 : 14,927.10 = 6,452.20 : x
  2. Step 2: Convert to fraction form
    9,951.40/14,927.10 = 6,452.20/x
  3. Step 3: Cross multiply
    9,951.40x = 14,927.10 × 6,452.20
  4. Step 4: Simplify right side
    9,951.40x = 96,312,634.62
  5. Step 5: Solve for x
    x = 96,312,634.62/9,951.40
  6. Step 6: Final answer
    x = 9,678.30

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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.