Home / 10,695.19-14,759.82-5,979.43

Finding the Fourth Proportional to 10,695.19, 14,759.82 and 5,979.43

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Solution

The fourth proportional to 10,695.19, 14,759.82 and 5,979.43 is: 8,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.19 : 14,759.82 = 5,979.43 : x
  2. Step 2: Convert to fraction form
    10,695.19/14,759.82 = 5,979.43/x
  3. Step 3: Cross multiply
    10,695.19x = 14,759.82 × 5,979.43
  4. Step 4: Simplify right side
    10,695.19x = 88,255,310.50
  5. Step 5: Solve for x
    x = 88,255,310.50/10,695.19
  6. Step 6: Final answer
    x = 8,251.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.