Home / 3,733.34-5,151.42-2,161.13

Finding the Fourth Proportional to 3,733.34, 5,151.42 and 2,161.13

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Solution

The fourth proportional to 3,733.34, 5,151.42 and 2,161.13 is: 2,982.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.34 : 5,151.42 = 2,161.13 : x
  2. Step 2: Convert to fraction form
    3,733.34/5,151.42 = 2,161.13/x
  3. Step 3: Cross multiply
    3,733.34x = 5,151.42 × 2,161.13
  4. Step 4: Simplify right side
    3,733.34x = 11,132,862.55
  5. Step 5: Solve for x
    x = 11,132,862.55/3,733.34
  6. Step 6: Final answer
    x = 2,982.02

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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.