Home / 3,949.66-5,925.50-3,248.02

Finding the Fourth Proportional to 3,949.66, 5,925.50 and 3,248.02

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Solution

The fourth proportional to 3,949.66, 5,925.50 and 3,248.02 is: 4,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.66 : 5,925.50 = 3,248.02 : x
  2. Step 2: Convert to fraction form
    3,949.66/5,925.50 = 3,248.02/x
  3. Step 3: Cross multiply
    3,949.66x = 5,925.50 × 3,248.02
  4. Step 4: Simplify right side
    3,949.66x = 19,246,130.80
  5. Step 5: Solve for x
    x = 19,246,130.80/3,949.66
  6. Step 6: Final answer
    x = 4,872.86

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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.