Home / 2,422.20-3,632.92-2,013.96

Finding the Fourth Proportional to 2,422.20, 3,632.92 and 2,013.96

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Solution

The fourth proportional to 2,422.20, 3,632.92 and 2,013.96 is: 3,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.20 : 3,632.92 = 2,013.96 : x
  2. Step 2: Convert to fraction form
    2,422.20/3,632.92 = 2,013.96/x
  3. Step 3: Cross multiply
    2,422.20x = 3,632.92 × 2,013.96
  4. Step 4: Simplify right side
    2,422.20x = 7,316,555.56
  5. Step 5: Solve for x
    x = 7,316,555.56/2,422.20
  6. Step 6: Final answer
    x = 3,020.62

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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.