Home / 3,082.24-4,253.43-1,755.91

Finding the Fourth Proportional to 3,082.24, 4,253.43 and 1,755.91

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Solution

The fourth proportional to 3,082.24, 4,253.43 and 1,755.91 is: 2,423.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.24 : 4,253.43 = 1,755.91 : x
  2. Step 2: Convert to fraction form
    3,082.24/4,253.43 = 1,755.91/x
  3. Step 3: Cross multiply
    3,082.24x = 4,253.43 × 1,755.91
  4. Step 4: Simplify right side
    3,082.24x = 7,468,640.27
  5. Step 5: Solve for x
    x = 7,468,640.27/3,082.24
  6. Step 6: Final answer
    x = 2,423.12

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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.