Home / 5,132.26-7,082.25-2,894.14

Finding the Fourth Proportional to 5,132.26, 7,082.25 and 2,894.14

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Solution

The fourth proportional to 5,132.26, 7,082.25 and 2,894.14 is: 3,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.26 : 7,082.25 = 2,894.14 : x
  2. Step 2: Convert to fraction form
    5,132.26/7,082.25 = 2,894.14/x
  3. Step 3: Cross multiply
    5,132.26x = 7,082.25 × 2,894.14
  4. Step 4: Simplify right side
    5,132.26x = 20,497,023.02
  5. Step 5: Solve for x
    x = 20,497,023.02/5,132.26
  6. Step 6: Final answer
    x = 3,993.76

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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.