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Finding the Fourth Proportional to 9,602.71, 14,490.79 and 9,306.87

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Solution

The fourth proportional to 9,602.71, 14,490.79 and 9,306.87 is: 14,044.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,602.71 : 14,490.79 = 9,306.87 : x
  2. Step 2: Convert to fraction form
    9,602.71/14,490.79 = 9,306.87/x
  3. Step 3: Cross multiply
    9,602.71x = 14,490.79 × 9,306.87
  4. Step 4: Simplify right side
    9,602.71x = 134,863,902.63
  5. Step 5: Solve for x
    x = 134,863,902.63/9,602.71
  6. Step 6: Final answer
    x = 14,044.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.