Home / 11,641.75-17,463.27-3,321.13

Finding the Fourth Proportional to 11,641.75, 17,463.27 and 3,321.13

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Solution

The fourth proportional to 11,641.75, 17,463.27 and 3,321.13 is: 4,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.75 : 17,463.27 = 3,321.13 : x
  2. Step 2: Convert to fraction form
    11,641.75/17,463.27 = 3,321.13/x
  3. Step 3: Cross multiply
    11,641.75x = 17,463.27 × 3,321.13
  4. Step 4: Simplify right side
    11,641.75x = 57,997,732.98
  5. Step 5: Solve for x
    x = 57,997,732.98/11,641.75
  6. Step 6: Final answer
    x = 4,981.87

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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.