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Finding the Fourth Proportional to 7,294.52, 10,935.07 and 2,613.42

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Solution

The fourth proportional to 7,294.52, 10,935.07 and 2,613.42 is: 3,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294.52 : 10,935.07 = 2,613.42 : x
  2. Step 2: Convert to fraction form
    7,294.52/10,935.07 = 2,613.42/x
  3. Step 3: Cross multiply
    7,294.52x = 10,935.07 × 2,613.42
  4. Step 4: Simplify right side
    7,294.52x = 28,577,924.11
  5. Step 5: Solve for x
    x = 28,577,924.11/7,294.52
  6. Step 6: Final answer
    x = 3,917.72

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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.