Home / 11,020.92-16,532.28-5,174.34

Finding the Fourth Proportional to 11,020.92, 16,532.28 and 5,174.34

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Solution

The fourth proportional to 11,020.92, 16,532.28 and 5,174.34 is: 7,761.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.92 : 16,532.28 = 5,174.34 : x
  2. Step 2: Convert to fraction form
    11,020.92/16,532.28 = 5,174.34/x
  3. Step 3: Cross multiply
    11,020.92x = 16,532.28 × 5,174.34
  4. Step 4: Simplify right side
    11,020.92x = 85,543,637.70
  5. Step 5: Solve for x
    x = 85,543,637.70/11,020.92
  6. Step 6: Final answer
    x = 7,761.93

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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.