Home / 2,278.82-3,418.23-1,630.82

Finding the Fourth Proportional to 2,278.82, 3,418.23 and 1,630.82

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Solution

The fourth proportional to 2,278.82, 3,418.23 and 1,630.82 is: 2,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.82 : 3,418.23 = 1,630.82 : x
  2. Step 2: Convert to fraction form
    2,278.82/3,418.23 = 1,630.82/x
  3. Step 3: Cross multiply
    2,278.82x = 3,418.23 × 1,630.82
  4. Step 4: Simplify right side
    2,278.82x = 5,574,517.85
  5. Step 5: Solve for x
    x = 5,574,517.85/2,278.82
  6. Step 6: Final answer
    x = 2,446.23

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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.