Home / 2,296.75-3,169.53-1,248.85

Finding the Fourth Proportional to 2,296.75, 3,169.53 and 1,248.85

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Solution

The fourth proportional to 2,296.75, 3,169.53 and 1,248.85 is: 1,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.75 : 3,169.53 = 1,248.85 : x
  2. Step 2: Convert to fraction form
    2,296.75/3,169.53 = 1,248.85/x
  3. Step 3: Cross multiply
    2,296.75x = 3,169.53 × 1,248.85
  4. Step 4: Simplify right side
    2,296.75x = 3,958,267.54
  5. Step 5: Solve for x
    x = 3,958,267.54/2,296.75
  6. Step 6: Final answer
    x = 1,723.42

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Half scale
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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.