Home / 3,017.76-4,161.16-2,132.04

Finding the Fourth Proportional to 3,017.76, 4,161.16 and 2,132.04

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Solution

The fourth proportional to 3,017.76, 4,161.16 and 2,132.04 is: 2,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.76 : 4,161.16 = 2,132.04 : x
  2. Step 2: Convert to fraction form
    3,017.76/4,161.16 = 2,132.04/x
  3. Step 3: Cross multiply
    3,017.76x = 4,161.16 × 2,132.04
  4. Step 4: Simplify right side
    3,017.76x = 8,871,759.57
  5. Step 5: Solve for x
    x = 8,871,759.57/3,017.76
  6. Step 6: Final answer
    x = 2,939.85

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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.