Home / 4,082.42-5,634.21-2,290.39

Finding the Fourth Proportional to 4,082.42, 5,634.21 and 2,290.39

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Solution

The fourth proportional to 4,082.42, 5,634.21 and 2,290.39 is: 3,161.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.42 : 5,634.21 = 2,290.39 : x
  2. Step 2: Convert to fraction form
    4,082.42/5,634.21 = 2,290.39/x
  3. Step 3: Cross multiply
    4,082.42x = 5,634.21 × 2,290.39
  4. Step 4: Simplify right side
    4,082.42x = 12,904,538.24
  5. Step 5: Solve for x
    x = 12,904,538.24/4,082.42
  6. Step 6: Final answer
    x = 3,161.00

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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.