Home / 3,240.56-4,851.50-2,455.97

Finding the Fourth Proportional to 3,240.56, 4,851.50 and 2,455.97

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Solution

The fourth proportional to 3,240.56, 4,851.50 and 2,455.97 is: 3,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.56 : 4,851.50 = 2,455.97 : x
  2. Step 2: Convert to fraction form
    3,240.56/4,851.50 = 2,455.97/x
  3. Step 3: Cross multiply
    3,240.56x = 4,851.50 × 2,455.97
  4. Step 4: Simplify right side
    3,240.56x = 11,915,129.21
  5. Step 5: Solve for x
    x = 11,915,129.21/3,240.56
  6. Step 6: Final answer
    x = 3,676.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.