Home / 4,932.32-7,392.20-2,158.25

Finding the Fourth Proportional to 4,932.32, 7,392.20 and 2,158.25

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Solution

The fourth proportional to 4,932.32, 7,392.20 and 2,158.25 is: 3,234.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.32 : 7,392.20 = 2,158.25 : x
  2. Step 2: Convert to fraction form
    4,932.32/7,392.20 = 2,158.25/x
  3. Step 3: Cross multiply
    4,932.32x = 7,392.20 × 2,158.25
  4. Step 4: Simplify right side
    4,932.32x = 15,954,167.90
  5. Step 5: Solve for x
    x = 15,954,167.90/4,932.32
  6. Step 6: Final answer
    x = 3,234.62

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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.