Home / 4,011.20-6,013.92-2,061.80

Finding the Fourth Proportional to 4,011.20, 6,013.92 and 2,061.80

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Solution

The fourth proportional to 4,011.20, 6,013.92 and 2,061.80 is: 3,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.20 : 6,013.92 = 2,061.80 : x
  2. Step 2: Convert to fraction form
    4,011.20/6,013.92 = 2,061.80/x
  3. Step 3: Cross multiply
    4,011.20x = 6,013.92 × 2,061.80
  4. Step 4: Simplify right side
    4,011.20x = 12,399,500.26
  5. Step 5: Solve for x
    x = 12,399,500.26/4,011.20
  6. Step 6: Final answer
    x = 3,091.22

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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.