Home / 5,686.22-8,530.56-2,766.17

Finding the Fourth Proportional to 5,686.22, 8,530.56 and 2,766.17

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Solution

The fourth proportional to 5,686.22, 8,530.56 and 2,766.17 is: 4,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.22 : 8,530.56 = 2,766.17 : x
  2. Step 2: Convert to fraction form
    5,686.22/8,530.56 = 2,766.17/x
  3. Step 3: Cross multiply
    5,686.22x = 8,530.56 × 2,766.17
  4. Step 4: Simplify right side
    5,686.22x = 23,597,000.48
  5. Step 5: Solve for x
    x = 23,597,000.48/5,686.22
  6. Step 6: Final answer
    x = 4,149.86

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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.