Home / 9,141.20-13,713.24-3,299.24

Finding the Fourth Proportional to 9,141.20, 13,713.24 and 3,299.24

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Solution

The fourth proportional to 9,141.20, 13,713.24 and 3,299.24 is: 4,949.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141.20 : 13,713.24 = 3,299.24 : x
  2. Step 2: Convert to fraction form
    9,141.20/13,713.24 = 3,299.24/x
  3. Step 3: Cross multiply
    9,141.20x = 13,713.24 × 3,299.24
  4. Step 4: Simplify right side
    9,141.20x = 45,243,269.94
  5. Step 5: Solve for x
    x = 45,243,269.94/9,141.20
  6. Step 6: Final answer
    x = 4,949.38

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Similar ratio
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1.5x scale

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.