Home / 5,592.20-8,391.96-2,129.48

Finding the Fourth Proportional to 5,592.20, 8,391.96 and 2,129.48

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Solution

The fourth proportional to 5,592.20, 8,391.96 and 2,129.48 is: 3,195.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,592.20 : 8,391.96 = 2,129.48 : x
  2. Step 2: Convert to fraction form
    5,592.20/8,391.96 = 2,129.48/x
  3. Step 3: Cross multiply
    5,592.20x = 8,391.96 × 2,129.48
  4. Step 4: Simplify right side
    5,592.20x = 17,870,510.98
  5. Step 5: Solve for x
    x = 17,870,510.98/5,592.20
  6. Step 6: Final answer
    x = 3,195.61

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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.