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Finding the Fourth Proportional to 3,417.57, 5,126.25 and 952.29

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Solution

The fourth proportional to 3,417.57, 5,126.25 and 952.29 is: 1,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.57 : 5,126.25 = 952.29 : x
  2. Step 2: Convert to fraction form
    3,417.57/5,126.25 = 952.29/x
  3. Step 3: Cross multiply
    3,417.57x = 5,126.25 × 952.29
  4. Step 4: Simplify right side
    3,417.57x = 4,881,676.61
  5. Step 5: Solve for x
    x = 4,881,676.61/3,417.57
  6. Step 6: Final answer
    x = 1,428.41

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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.