Home / 3,324.90-4,987.96-1,377.24

Finding the Fourth Proportional to 3,324.90, 4,987.96 and 1,377.24

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Solution

The fourth proportional to 3,324.90, 4,987.96 and 1,377.24 is: 2,066.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.90 : 4,987.96 = 1,377.24 : x
  2. Step 2: Convert to fraction form
    3,324.90/4,987.96 = 1,377.24/x
  3. Step 3: Cross multiply
    3,324.90x = 4,987.96 × 1,377.24
  4. Step 4: Simplify right side
    3,324.90x = 6,869,618.03
  5. Step 5: Solve for x
    x = 6,869,618.03/3,324.90
  6. Step 6: Final answer
    x = 2,066.11

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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.