Home / 4,082.88-5,626.32-2,901.92

Finding the Fourth Proportional to 4,082.88, 5,626.32 and 2,901.92

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Solution

The fourth proportional to 4,082.88, 5,626.32 and 2,901.92 is: 3,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.88 : 5,626.32 = 2,901.92 : x
  2. Step 2: Convert to fraction form
    4,082.88/5,626.32 = 2,901.92/x
  3. Step 3: Cross multiply
    4,082.88x = 5,626.32 × 2,901.92
  4. Step 4: Simplify right side
    4,082.88x = 16,327,130.53
  5. Step 5: Solve for x
    x = 16,327,130.53/4,082.88
  6. Step 6: Final answer
    x = 3,998.92

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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.