Home / 8,082.26-12,118.02-3,152.36

Finding the Fourth Proportional to 8,082.26, 12,118.02 and 3,152.36

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Solution

The fourth proportional to 8,082.26, 12,118.02 and 3,152.36 is: 4,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.26 : 12,118.02 = 3,152.36 : x
  2. Step 2: Convert to fraction form
    8,082.26/12,118.02 = 3,152.36/x
  3. Step 3: Cross multiply
    8,082.26x = 12,118.02 × 3,152.36
  4. Step 4: Simplify right side
    8,082.26x = 38,200,361.53
  5. Step 5: Solve for x
    x = 38,200,361.53/8,082.26
  6. Step 6: Final answer
    x = 4,726.45

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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.