Home / 7,631.03-11,446.77-2,436.91

Finding the Fourth Proportional to 7,631.03, 11,446.77 and 2,436.91

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Solution

The fourth proportional to 7,631.03, 11,446.77 and 2,436.91 is: 3,655.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.03 : 11,446.77 = 2,436.91 : x
  2. Step 2: Convert to fraction form
    7,631.03/11,446.77 = 2,436.91/x
  3. Step 3: Cross multiply
    7,631.03x = 11,446.77 × 2,436.91
  4. Step 4: Simplify right side
    7,631.03x = 27,894,748.28
  5. Step 5: Solve for x
    x = 27,894,748.28/7,631.03
  6. Step 6: Final answer
    x = 3,655.44

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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.