Home / 7,423.08-11,132.68-2,744.43

Finding the Fourth Proportional to 7,423.08, 11,132.68 and 2,744.43

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Solution

The fourth proportional to 7,423.08, 11,132.68 and 2,744.43 is: 4,115.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.08 : 11,132.68 = 2,744.43 : x
  2. Step 2: Convert to fraction form
    7,423.08/11,132.68 = 2,744.43/x
  3. Step 3: Cross multiply
    7,423.08x = 11,132.68 × 2,744.43
  4. Step 4: Simplify right side
    7,423.08x = 30,552,828.09
  5. Step 5: Solve for x
    x = 30,552,828.09/7,423.08
  6. Step 6: Final answer
    x = 4,115.92

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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.