Home / 5,082.26-7,015.92-3,823.80

Finding the Fourth Proportional to 5,082.26, 7,015.92 and 3,823.80

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Solution

The fourth proportional to 5,082.26, 7,015.92 and 3,823.80 is: 5,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.26 : 7,015.92 = 3,823.80 : x
  2. Step 2: Convert to fraction form
    5,082.26/7,015.92 = 3,823.80/x
  3. Step 3: Cross multiply
    5,082.26x = 7,015.92 × 3,823.80
  4. Step 4: Simplify right side
    5,082.26x = 26,827,474.90
  5. Step 5: Solve for x
    x = 26,827,474.90/5,082.26
  6. Step 6: Final answer
    x = 5,278.65

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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.