Home / 7,581.41-11,353.13-4,799.69

Finding the Fourth Proportional to 7,581.41, 11,353.13 and 4,799.69

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Solution

The fourth proportional to 7,581.41, 11,353.13 and 4,799.69 is: 7,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581.41 : 11,353.13 = 4,799.69 : x
  2. Step 2: Convert to fraction form
    7,581.41/11,353.13 = 4,799.69/x
  3. Step 3: Cross multiply
    7,581.41x = 11,353.13 × 4,799.69
  4. Step 4: Simplify right side
    7,581.41x = 54,491,480.53
  5. Step 5: Solve for x
    x = 54,491,480.53/7,581.41
  6. Step 6: Final answer
    x = 7,187.51

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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.