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Finding the Fourth Proportional to 6,502.88, 9,755.24 and 1,885.28

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Solution

The fourth proportional to 6,502.88, 9,755.24 and 1,885.28 is: 2,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502.88 : 9,755.24 = 1,885.28 : x
  2. Step 2: Convert to fraction form
    6,502.88/9,755.24 = 1,885.28/x
  3. Step 3: Cross multiply
    6,502.88x = 9,755.24 × 1,885.28
  4. Step 4: Simplify right side
    6,502.88x = 18,391,358.87
  5. Step 5: Solve for x
    x = 18,391,358.87/6,502.88
  6. Step 6: Final answer
    x = 2,828.19

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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.