Home / 7,446.77-11,175.17-3,287.99

Finding the Fourth Proportional to 7,446.77, 11,175.17 and 3,287.99

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Solution

The fourth proportional to 7,446.77, 11,175.17 and 3,287.99 is: 4,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446.77 : 11,175.17 = 3,287.99 : x
  2. Step 2: Convert to fraction form
    7,446.77/11,175.17 = 3,287.99/x
  3. Step 3: Cross multiply
    7,446.77x = 11,175.17 × 3,287.99
  4. Step 4: Simplify right side
    7,446.77x = 36,743,858.71
  5. Step 5: Solve for x
    x = 36,743,858.71/7,446.77
  6. Step 6: Final answer
    x = 4,934.20

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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.