Home / 3,324.97-4,989.70-1,377.18

Finding the Fourth Proportional to 3,324.97, 4,989.70 and 1,377.18

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Solution

The fourth proportional to 3,324.97, 4,989.70 and 1,377.18 is: 2,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.97 : 4,989.70 = 1,377.18 : x
  2. Step 2: Convert to fraction form
    3,324.97/4,989.70 = 1,377.18/x
  3. Step 3: Cross multiply
    3,324.97x = 4,989.70 × 1,377.18
  4. Step 4: Simplify right side
    3,324.97x = 6,871,702.73
  5. Step 5: Solve for x
    x = 6,871,702.73/3,324.97
  6. Step 6: Final answer
    x = 2,066.69

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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.