Home / 5,630.76-8,449.20-3,166.29

Finding the Fourth Proportional to 5,630.76, 8,449.20 and 3,166.29

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Solution

The fourth proportional to 5,630.76, 8,449.20 and 3,166.29 is: 4,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.76 : 8,449.20 = 3,166.29 : x
  2. Step 2: Convert to fraction form
    5,630.76/8,449.20 = 3,166.29/x
  3. Step 3: Cross multiply
    5,630.76x = 8,449.20 × 3,166.29
  4. Step 4: Simplify right side
    5,630.76x = 26,752,617.47
  5. Step 5: Solve for x
    x = 26,752,617.47/5,630.76
  6. Step 6: Final answer
    x = 4,751.16

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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.