Home / 2,849.91-3,933.07-1,590.97

Finding the Fourth Proportional to 2,849.91, 3,933.07 and 1,590.97

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Solution

The fourth proportional to 2,849.91, 3,933.07 and 1,590.97 is: 2,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.91 : 3,933.07 = 1,590.97 : x
  2. Step 2: Convert to fraction form
    2,849.91/3,933.07 = 1,590.97/x
  3. Step 3: Cross multiply
    2,849.91x = 3,933.07 × 1,590.97
  4. Step 4: Simplify right side
    2,849.91x = 6,257,396.38
  5. Step 5: Solve for x
    x = 6,257,396.38/2,849.91
  6. Step 6: Final answer
    x = 2,195.65

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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.