Home / 3,082.25-4,625.90-2,159.66

Finding the Fourth Proportional to 3,082.25, 4,625.90 and 2,159.66

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Solution

The fourth proportional to 3,082.25, 4,625.90 and 2,159.66 is: 3,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.25 : 4,625.90 = 2,159.66 : x
  2. Step 2: Convert to fraction form
    3,082.25/4,625.90 = 2,159.66/x
  3. Step 3: Cross multiply
    3,082.25x = 4,625.90 × 2,159.66
  4. Step 4: Simplify right side
    3,082.25x = 9,990,371.19
  5. Step 5: Solve for x
    x = 9,990,371.19/3,082.25
  6. Step 6: Final answer
    x = 3,241.26

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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.