Home / 3,324.53-4,587.61-1,998.97

Finding the Fourth Proportional to 3,324.53, 4,587.61 and 1,998.97

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Solution

The fourth proportional to 3,324.53, 4,587.61 and 1,998.97 is: 2,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.53 : 4,587.61 = 1,998.97 : x
  2. Step 2: Convert to fraction form
    3,324.53/4,587.61 = 1,998.97/x
  3. Step 3: Cross multiply
    3,324.53x = 4,587.61 × 1,998.97
  4. Step 4: Simplify right side
    3,324.53x = 9,170,494.76
  5. Step 5: Solve for x
    x = 9,170,494.76/3,324.53
  6. Step 6: Final answer
    x = 2,758.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.