Home / 10,635.52-14,677.12-5,920

Finding the Fourth Proportional to 10,635.52, 14,677.12 and 5,920

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Solution

The fourth proportional to 10,635.52, 14,677.12 and 5,920 is: 8,169.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.52 : 14,677.12 = 5,920 : x
  2. Step 2: Convert to fraction form
    10,635.52/14,677.12 = 5,920/x
  3. Step 3: Cross multiply
    10,635.52x = 14,677.12 × 5,920
  4. Step 4: Simplify right side
    10,635.52x = 86,888,550.40
  5. Step 5: Solve for x
    x = 86,888,550.40/10,635.52
  6. Step 6: Final answer
    x = 8,169.66

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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.