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Finding the Fourth Proportional to 4,373.70, 6,572.70 and 3,839.10

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Solution

The fourth proportional to 4,373.70, 6,572.70 and 3,839.10 is: 5,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373.70 : 6,572.70 = 3,839.10 : x
  2. Step 2: Convert to fraction form
    4,373.70/6,572.70 = 3,839.10/x
  3. Step 3: Cross multiply
    4,373.70x = 6,572.70 × 3,839.10
  4. Step 4: Simplify right side
    4,373.70x = 25,233,252.57
  5. Step 5: Solve for x
    x = 25,233,252.57/4,373.70
  6. Step 6: Final answer
    x = 5,769.31

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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.