Home / 7,531.48-11,291.00-3,580.61

Finding the Fourth Proportional to 7,531.48, 11,291.00 and 3,580.61

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Solution

The fourth proportional to 7,531.48, 11,291.00 and 3,580.61 is: 5,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.48 : 11,291.00 = 3,580.61 : x
  2. Step 2: Convert to fraction form
    7,531.48/11,291.00 = 3,580.61/x
  3. Step 3: Cross multiply
    7,531.48x = 11,291.00 × 3,580.61
  4. Step 4: Simplify right side
    7,531.48x = 40,428,593.15
  5. Step 5: Solve for x
    x = 40,428,593.15/7,531.48
  6. Step 6: Final answer
    x = 5,367.95

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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.