Home / 2,849.44-3,932.13-1,590.46

Finding the Fourth Proportional to 2,849.44, 3,932.13 and 1,590.46

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Solution

The fourth proportional to 2,849.44, 3,932.13 and 1,590.46 is: 2,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.44 : 3,932.13 = 1,590.46 : x
  2. Step 2: Convert to fraction form
    2,849.44/3,932.13 = 1,590.46/x
  3. Step 3: Cross multiply
    2,849.44x = 3,932.13 × 1,590.46
  4. Step 4: Simplify right side
    2,849.44x = 6,253,895.48
  5. Step 5: Solve for x
    x = 6,253,895.48/2,849.44
  6. Step 6: Final answer
    x = 2,194.78

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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.