Home / 3,324.38-4,587.03-1,998.41

Finding the Fourth Proportional to 3,324.38, 4,587.03 and 1,998.41

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Solution

The fourth proportional to 3,324.38, 4,587.03 and 1,998.41 is: 2,757.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.38 : 4,587.03 = 1,998.41 : x
  2. Step 2: Convert to fraction form
    3,324.38/4,587.03 = 1,998.41/x
  3. Step 3: Cross multiply
    3,324.38x = 4,587.03 × 1,998.41
  4. Step 4: Simplify right side
    3,324.38x = 9,166,743.69
  5. Step 5: Solve for x
    x = 9,166,743.69/3,324.38
  6. Step 6: Final answer
    x = 2,757.43

Related Problems

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Half scale
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Double scale
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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.