Home / 10,761.85-16,136.29-4,186.27

Finding the Fourth Proportional to 10,761.85, 16,136.29 and 4,186.27

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Solution

The fourth proportional to 10,761.85, 16,136.29 and 4,186.27 is: 6,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.85 : 16,136.29 = 4,186.27 : x
  2. Step 2: Convert to fraction form
    10,761.85/16,136.29 = 4,186.27/x
  3. Step 3: Cross multiply
    10,761.85x = 16,136.29 × 4,186.27
  4. Step 4: Simplify right side
    10,761.85x = 67,550,866.74
  5. Step 5: Solve for x
    x = 67,550,866.74/10,761.85
  6. Step 6: Final answer
    x = 6,276.88

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1.5x scale

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.