Home / 6,125.97-8,451.41-4,000.83

Finding the Fourth Proportional to 6,125.97, 8,451.41 and 4,000.83

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Solution

The fourth proportional to 6,125.97, 8,451.41 and 4,000.83 is: 5,519.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.97 : 8,451.41 = 4,000.83 : x
  2. Step 2: Convert to fraction form
    6,125.97/8,451.41 = 4,000.83/x
  3. Step 3: Cross multiply
    6,125.97x = 8,451.41 × 4,000.83
  4. Step 4: Simplify right side
    6,125.97x = 33,812,634.67
  5. Step 5: Solve for x
    x = 33,812,634.67/6,125.97
  6. Step 6: Final answer
    x = 5,519.56

Related Problems

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Half scale
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Double scale
Find fourth proportional to 6,126.97, 8,452.78 and 4,001.83
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.