Home / 7,519.92-11,281.50-2,588.10

Finding the Fourth Proportional to 7,519.92, 11,281.50 and 2,588.10

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Solution

The fourth proportional to 7,519.92, 11,281.50 and 2,588.10 is: 3,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.92 : 11,281.50 = 2,588.10 : x
  2. Step 2: Convert to fraction form
    7,519.92/11,281.50 = 2,588.10/x
  3. Step 3: Cross multiply
    7,519.92x = 11,281.50 × 2,588.10
  4. Step 4: Simplify right side
    7,519.92x = 29,197,650.15
  5. Step 5: Solve for x
    x = 29,197,650.15/7,519.92
  6. Step 6: Final answer
    x = 3,882.71

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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.