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Finding the Fourth Proportional to 10,808.52, 14,915.52 and 6,092.70

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Solution

The fourth proportional to 10,808.52, 14,915.52 and 6,092.70 is: 8,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.52 : 14,915.52 = 6,092.70 : x
  2. Step 2: Convert to fraction form
    10,808.52/14,915.52 = 6,092.70/x
  3. Step 3: Cross multiply
    10,808.52x = 14,915.52 × 6,092.70
  4. Step 4: Simplify right side
    10,808.52x = 90,875,788.70
  5. Step 5: Solve for x
    x = 90,875,788.70/10,808.52
  6. Step 6: Final answer
    x = 8,407.79

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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.