Home / 8,367.53-12,543.28-3,101.12

Finding the Fourth Proportional to 8,367.53, 12,543.28 and 3,101.12

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Solution

The fourth proportional to 8,367.53, 12,543.28 and 3,101.12 is: 4,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367.53 : 12,543.28 = 3,101.12 : x
  2. Step 2: Convert to fraction form
    8,367.53/12,543.28 = 3,101.12/x
  3. Step 3: Cross multiply
    8,367.53x = 12,543.28 × 3,101.12
  4. Step 4: Simplify right side
    8,367.53x = 38,898,247.83
  5. Step 5: Solve for x
    x = 38,898,247.83/8,367.53
  6. Step 6: Final answer
    x = 4,648.72

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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.