Home / 10,809.29-16,216.57-4,565.95

Finding the Fourth Proportional to 10,809.29, 16,216.57 and 4,565.95

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Solution

The fourth proportional to 10,809.29, 16,216.57 and 4,565.95 is: 6,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.29 : 16,216.57 = 4,565.95 : x
  2. Step 2: Convert to fraction form
    10,809.29/16,216.57 = 4,565.95/x
  3. Step 3: Cross multiply
    10,809.29x = 16,216.57 × 4,565.95
  4. Step 4: Simplify right side
    10,809.29x = 74,044,047.79
  5. Step 5: Solve for x
    x = 74,044,047.79/10,809.29
  6. Step 6: Final answer
    x = 6,850.04

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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.