Home / 7,578.28-11,370.17-3,882.25

Finding the Fourth Proportional to 7,578.28, 11,370.17 and 3,882.25

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Solution

The fourth proportional to 7,578.28, 11,370.17 and 3,882.25 is: 5,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.28 : 11,370.17 = 3,882.25 : x
  2. Step 2: Convert to fraction form
    7,578.28/11,370.17 = 3,882.25/x
  3. Step 3: Cross multiply
    7,578.28x = 11,370.17 × 3,882.25
  4. Step 4: Simplify right side
    7,578.28x = 44,141,842.48
  5. Step 5: Solve for x
    x = 44,141,842.48/7,578.28
  6. Step 6: Final answer
    x = 5,824.78

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1.5x scale

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.