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Finding the Fourth Proportional to 10,613.73, 15,907.12 and 5,926.97

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Solution

The fourth proportional to 10,613.73, 15,907.12 and 5,926.97 is: 8,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.73 : 15,907.12 = 5,926.97 : x
  2. Step 2: Convert to fraction form
    10,613.73/15,907.12 = 5,926.97/x
  3. Step 3: Cross multiply
    10,613.73x = 15,907.12 × 5,926.97
  4. Step 4: Simplify right side
    10,613.73x = 94,281,047.98
  5. Step 5: Solve for x
    x = 94,281,047.98/10,613.73
  6. Step 6: Final answer
    x = 8,882.93

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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.