Home / 2,240.01-3,355.97-939.15

Finding the Fourth Proportional to 2,240.01, 3,355.97 and 939.15

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Solution

The fourth proportional to 2,240.01, 3,355.97 and 939.15 is: 1,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.01 : 3,355.97 = 939.15 : x
  2. Step 2: Convert to fraction form
    2,240.01/3,355.97 = 939.15/x
  3. Step 3: Cross multiply
    2,240.01x = 3,355.97 × 939.15
  4. Step 4: Simplify right side
    2,240.01x = 3,151,754.53
  5. Step 5: Solve for x
    x = 3,151,754.53/2,240.01
  6. Step 6: Final answer
    x = 1,407.03

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1.5x scale

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.