Home / 4,082.88-6,123.42-1,161.12

Finding the Fourth Proportional to 4,082.88, 6,123.42 and 1,161.12

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Solution

The fourth proportional to 4,082.88, 6,123.42 and 1,161.12 is: 1,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.88 : 6,123.42 = 1,161.12 : x
  2. Step 2: Convert to fraction form
    4,082.88/6,123.42 = 1,161.12/x
  3. Step 3: Cross multiply
    4,082.88x = 6,123.42 × 1,161.12
  4. Step 4: Simplify right side
    4,082.88x = 7,110,025.43
  5. Step 5: Solve for x
    x = 7,110,025.43/4,082.88
  6. Step 6: Final answer
    x = 1,741.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.