Home / 2,849.38-3,932.76-1,801.24

Finding the Fourth Proportional to 2,849.38, 3,932.76 and 1,801.24

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Solution

The fourth proportional to 2,849.38, 3,932.76 and 1,801.24 is: 2,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.38 : 3,932.76 = 1,801.24 : x
  2. Step 2: Convert to fraction form
    2,849.38/3,932.76 = 1,801.24/x
  3. Step 3: Cross multiply
    2,849.38x = 3,932.76 × 1,801.24
  4. Step 4: Simplify right side
    2,849.38x = 7,083,844.62
  5. Step 5: Solve for x
    x = 7,083,844.62/2,849.38
  6. Step 6: Final answer
    x = 2,486.10

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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.