Home / 10,752.01-16,132.77-4,178.70

Finding the Fourth Proportional to 10,752.01, 16,132.77 and 4,178.70

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Solution

The fourth proportional to 10,752.01, 16,132.77 and 4,178.70 is: 6,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.01 : 16,132.77 = 4,178.70 : x
  2. Step 2: Convert to fraction form
    10,752.01/16,132.77 = 4,178.70/x
  3. Step 3: Cross multiply
    10,752.01x = 16,132.77 × 4,178.70
  4. Step 4: Simplify right side
    10,752.01x = 67,414,006.00
  5. Step 5: Solve for x
    x = 67,414,006.00/10,752.01
  6. Step 6: Final answer
    x = 6,269.90

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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.