Home / 3,711.90-5,122.67-2,033.39

Finding the Fourth Proportional to 3,711.90, 5,122.67 and 2,033.39

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Solution

The fourth proportional to 3,711.90, 5,122.67 and 2,033.39 is: 2,806.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.90 : 5,122.67 = 2,033.39 : x
  2. Step 2: Convert to fraction form
    3,711.90/5,122.67 = 2,033.39/x
  3. Step 3: Cross multiply
    3,711.90x = 5,122.67 × 2,033.39
  4. Step 4: Simplify right side
    3,711.90x = 10,416,350.17
  5. Step 5: Solve for x
    x = 10,416,350.17/3,711.90
  6. Step 6: Final answer
    x = 2,806.20

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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.