Home / 2,747.52-3,789.48-2,364.90

Finding the Fourth Proportional to 2,747.52, 3,789.48 and 2,364.90

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Solution

The fourth proportional to 2,747.52, 3,789.48 and 2,364.90 is: 3,261.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.52 : 3,789.48 = 2,364.90 : x
  2. Step 2: Convert to fraction form
    2,747.52/3,789.48 = 2,364.90/x
  3. Step 3: Cross multiply
    2,747.52x = 3,789.48 × 2,364.90
  4. Step 4: Simplify right side
    2,747.52x = 8,961,758.05
  5. Step 5: Solve for x
    x = 8,961,758.05/2,747.52
  6. Step 6: Final answer
    x = 3,261.76

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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.