Home / 9,246.20-13,861.20-5,549.90

Finding the Fourth Proportional to 9,246.20, 13,861.20 and 5,549.90

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Solution

The fourth proportional to 9,246.20, 13,861.20 and 5,549.90 is: 8,319.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246.20 : 13,861.20 = 5,549.90 : x
  2. Step 2: Convert to fraction form
    9,246.20/13,861.20 = 5,549.90/x
  3. Step 3: Cross multiply
    9,246.20x = 13,861.20 × 5,549.90
  4. Step 4: Simplify right side
    9,246.20x = 76,928,273.88
  5. Step 5: Solve for x
    x = 76,928,273.88/9,246.20
  6. Step 6: Final answer
    x = 8,319.99

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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.