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Finding the Fourth Proportional to 6,862.91, 10,294.97 and 1,932.59

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Solution

The fourth proportional to 6,862.91, 10,294.97 and 1,932.59 is: 2,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.91 : 10,294.97 = 1,932.59 : x
  2. Step 2: Convert to fraction form
    6,862.91/10,294.97 = 1,932.59/x
  3. Step 3: Cross multiply
    6,862.91x = 10,294.97 × 1,932.59
  4. Step 4: Simplify right side
    6,862.91x = 19,895,972.15
  5. Step 5: Solve for x
    x = 19,895,972.15/6,862.91
  6. Step 6: Final answer
    x = 2,899.06

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1.5x scale

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.