Home / 2,824.40-4,234.52-1,956.24

Finding the Fourth Proportional to 2,824.40, 4,234.52 and 1,956.24

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Solution

The fourth proportional to 2,824.40, 4,234.52 and 1,956.24 is: 2,932.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.40 : 4,234.52 = 1,956.24 : x
  2. Step 2: Convert to fraction form
    2,824.40/4,234.52 = 1,956.24/x
  3. Step 3: Cross multiply
    2,824.40x = 4,234.52 × 1,956.24
  4. Step 4: Simplify right side
    2,824.40x = 8,283,737.40
  5. Step 5: Solve for x
    x = 8,283,737.40/2,824.40
  6. Step 6: Final answer
    x = 2,932.92

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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.