Home / 10,757.26-16,142.03-4,182.59

Finding the Fourth Proportional to 10,757.26, 16,142.03 and 4,182.59

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Solution

The fourth proportional to 10,757.26, 16,142.03 and 4,182.59 is: 6,276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.26 : 16,142.03 = 4,182.59 : x
  2. Step 2: Convert to fraction form
    10,757.26/16,142.03 = 4,182.59/x
  3. Step 3: Cross multiply
    10,757.26x = 16,142.03 × 4,182.59
  4. Step 4: Simplify right side
    10,757.26x = 67,515,461.11
  5. Step 5: Solve for x
    x = 67,515,461.11/10,757.26
  6. Step 6: Final answer
    x = 6,276.27

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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.