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Finding the Fourth Proportional to 10,604.90, 15,903.25 and 3,583.04

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Solution

The fourth proportional to 10,604.90, 15,903.25 and 3,583.04 is: 5,373.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.90 : 15,903.25 = 3,583.04 : x
  2. Step 2: Convert to fraction form
    10,604.90/15,903.25 = 3,583.04/x
  3. Step 3: Cross multiply
    10,604.90x = 15,903.25 × 3,583.04
  4. Step 4: Simplify right side
    10,604.90x = 56,981,892.41
  5. Step 5: Solve for x
    x = 56,981,892.41/10,604.90
  6. Step 6: Final answer
    x = 5,373.17

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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.