Home / 7,268.87-10,031.23-4,082.42

Finding the Fourth Proportional to 7,268.87, 10,031.23 and 4,082.42

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Solution

The fourth proportional to 7,268.87, 10,031.23 and 4,082.42 is: 5,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.87 : 10,031.23 = 4,082.42 : x
  2. Step 2: Convert to fraction form
    7,268.87/10,031.23 = 4,082.42/x
  3. Step 3: Cross multiply
    7,268.87x = 10,031.23 × 4,082.42
  4. Step 4: Simplify right side
    7,268.87x = 40,951,693.98
  5. Step 5: Solve for x
    x = 40,951,693.98/7,268.87
  6. Step 6: Final answer
    x = 5,633.85

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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.