Home / 3,531.76-4,872.52-2,724.44

Finding the Fourth Proportional to 3,531.76, 4,872.52 and 2,724.44

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Solution

The fourth proportional to 3,531.76, 4,872.52 and 2,724.44 is: 3,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.76 : 4,872.52 = 2,724.44 : x
  2. Step 2: Convert to fraction form
    3,531.76/4,872.52 = 2,724.44/x
  3. Step 3: Cross multiply
    3,531.76x = 4,872.52 × 2,724.44
  4. Step 4: Simplify right side
    3,531.76x = 13,274,888.39
  5. Step 5: Solve for x
    x = 13,274,888.39/3,531.76
  6. Step 6: Final answer
    x = 3,758.72

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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.