Home / 9,018.21-13,527.33-3,753.15

Finding the Fourth Proportional to 9,018.21, 13,527.33 and 3,753.15

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Solution

The fourth proportional to 9,018.21, 13,527.33 and 3,753.15 is: 5,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.21 : 13,527.33 = 3,753.15 : x
  2. Step 2: Convert to fraction form
    9,018.21/13,527.33 = 3,753.15/x
  3. Step 3: Cross multiply
    9,018.21x = 13,527.33 × 3,753.15
  4. Step 4: Simplify right side
    9,018.21x = 50,770,098.59
  5. Step 5: Solve for x
    x = 50,770,098.59/9,018.21
  6. Step 6: Final answer
    x = 5,629.73

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Double scale
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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.