Home / 6,732.20-10,079.10-4,140.20

Finding the Fourth Proportional to 6,732.20, 10,079.10 and 4,140.20

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Solution

The fourth proportional to 6,732.20, 10,079.10 and 4,140.20 is: 6,198.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,732.20 : 10,079.10 = 4,140.20 : x
  2. Step 2: Convert to fraction form
    6,732.20/10,079.10 = 4,140.20/x
  3. Step 3: Cross multiply
    6,732.20x = 10,079.10 × 4,140.20
  4. Step 4: Simplify right side
    6,732.20x = 41,729,489.82
  5. Step 5: Solve for x
    x = 41,729,489.82/6,732.20
  6. Step 6: Final answer
    x = 6,198.49

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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.