Home / 8,581.29-12,876.80-4,632.49

Finding the Fourth Proportional to 8,581.29, 12,876.80 and 4,632.49

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Solution

The fourth proportional to 8,581.29, 12,876.80 and 4,632.49 is: 6,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581.29 : 12,876.80 = 4,632.49 : x
  2. Step 2: Convert to fraction form
    8,581.29/12,876.80 = 4,632.49/x
  3. Step 3: Cross multiply
    8,581.29x = 12,876.80 × 4,632.49
  4. Step 4: Simplify right side
    8,581.29x = 59,651,640.17
  5. Step 5: Solve for x
    x = 59,651,640.17/8,581.29
  6. Step 6: Final answer
    x = 6,951.36

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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.