Home / 7,582.97-11,375.69-2,387.63

Finding the Fourth Proportional to 7,582.97, 11,375.69 and 2,387.63

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Solution

The fourth proportional to 7,582.97, 11,375.69 and 2,387.63 is: 3,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,582.97 : 11,375.69 = 2,387.63 : x
  2. Step 2: Convert to fraction form
    7,582.97/11,375.69 = 2,387.63/x
  3. Step 3: Cross multiply
    7,582.97x = 11,375.69 × 2,387.63
  4. Step 4: Simplify right side
    7,582.97x = 27,160,869.90
  5. Step 5: Solve for x
    x = 27,160,869.90/7,582.97
  6. Step 6: Final answer
    x = 3,581.83

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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.