Home / 2,824.23-4,227.84-1,521.75

Finding the Fourth Proportional to 2,824.23, 4,227.84 and 1,521.75

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Solution

The fourth proportional to 2,824.23, 4,227.84 and 1,521.75 is: 2,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.23 : 4,227.84 = 1,521.75 : x
  2. Step 2: Convert to fraction form
    2,824.23/4,227.84 = 1,521.75/x
  3. Step 3: Cross multiply
    2,824.23x = 4,227.84 × 1,521.75
  4. Step 4: Simplify right side
    2,824.23x = 6,433,715.52
  5. Step 5: Solve for x
    x = 6,433,715.52/2,824.23
  6. Step 6: Final answer
    x = 2,278.04

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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.