Home / 3,680.31-5,067.27-3,248.70

Finding the Fourth Proportional to 3,680.31, 5,067.27 and 3,248.70

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Solution

The fourth proportional to 3,680.31, 5,067.27 and 3,248.70 is: 4,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.31 : 5,067.27 = 3,248.70 : x
  2. Step 2: Convert to fraction form
    3,680.31/5,067.27 = 3,248.70/x
  3. Step 3: Cross multiply
    3,680.31x = 5,067.27 × 3,248.70
  4. Step 4: Simplify right side
    3,680.31x = 16,462,040.05
  5. Step 5: Solve for x
    x = 16,462,040.05/3,680.31
  6. Step 6: Final answer
    x = 4,473.00

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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.