Home / 3,324.92-4,987.36-1,376.04

Finding the Fourth Proportional to 3,324.92, 4,987.36 and 1,376.04

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Solution

The fourth proportional to 3,324.92, 4,987.36 and 1,376.04 is: 2,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.92 : 4,987.36 = 1,376.04 : x
  2. Step 2: Convert to fraction form
    3,324.92/4,987.36 = 1,376.04/x
  3. Step 3: Cross multiply
    3,324.92x = 4,987.36 × 1,376.04
  4. Step 4: Simplify right side
    3,324.92x = 6,862,806.85
  5. Step 5: Solve for x
    x = 6,862,806.85/3,324.92
  6. Step 6: Final answer
    x = 2,064.05

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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.