Home / 5,252.62-7,248.92-3,015.12

Finding the Fourth Proportional to 5,252.62, 7,248.92 and 3,015.12

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Solution

The fourth proportional to 5,252.62, 7,248.92 and 3,015.12 is: 4,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.62 : 7,248.92 = 3,015.12 : x
  2. Step 2: Convert to fraction form
    5,252.62/7,248.92 = 3,015.12/x
  3. Step 3: Cross multiply
    5,252.62x = 7,248.92 × 3,015.12
  4. Step 4: Simplify right side
    5,252.62x = 21,856,363.67
  5. Step 5: Solve for x
    x = 21,856,363.67/5,252.62
  6. Step 6: Final answer
    x = 4,161.04

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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.