Home / 3,278.50-4,524.30-1,952.18

Finding the Fourth Proportional to 3,278.50, 4,524.30 and 1,952.18

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Solution

The fourth proportional to 3,278.50, 4,524.30 and 1,952.18 is: 2,693.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.50 : 4,524.30 = 1,952.18 : x
  2. Step 2: Convert to fraction form
    3,278.50/4,524.30 = 1,952.18/x
  3. Step 3: Cross multiply
    3,278.50x = 4,524.30 × 1,952.18
  4. Step 4: Simplify right side
    3,278.50x = 8,832,247.97
  5. Step 5: Solve for x
    x = 8,832,247.97/3,278.50
  6. Step 6: Final answer
    x = 2,693.99

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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.