Home / 9,180.22-13,760.90-3,631.30

Finding the Fourth Proportional to 9,180.22, 13,760.90 and 3,631.30

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Solution

The fourth proportional to 9,180.22, 13,760.90 and 3,631.30 is: 5,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.22 : 13,760.90 = 3,631.30 : x
  2. Step 2: Convert to fraction form
    9,180.22/13,760.90 = 3,631.30/x
  3. Step 3: Cross multiply
    9,180.22x = 13,760.90 × 3,631.30
  4. Step 4: Simplify right side
    9,180.22x = 49,969,956.17
  5. Step 5: Solve for x
    x = 49,969,956.17/9,180.22
  6. Step 6: Final answer
    x = 5,443.22

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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.