Home / 4,087.59-6,125.72-2,135.90

Finding the Fourth Proportional to 4,087.59, 6,125.72 and 2,135.90

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Solution

The fourth proportional to 4,087.59, 6,125.72 and 2,135.90 is: 3,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.59 : 6,125.72 = 2,135.90 : x
  2. Step 2: Convert to fraction form
    4,087.59/6,125.72 = 2,135.90/x
  3. Step 3: Cross multiply
    4,087.59x = 6,125.72 × 2,135.90
  4. Step 4: Simplify right side
    4,087.59x = 13,083,884.04
  5. Step 5: Solve for x
    x = 13,083,884.04/4,087.59
  6. Step 6: Final answer
    x = 3,200.88

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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.