Home / 2,823.04-4,229.76-1,523.20

Finding the Fourth Proportional to 2,823.04, 4,229.76 and 1,523.20

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Solution

The fourth proportional to 2,823.04, 4,229.76 and 1,523.20 is: 2,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.04 : 4,229.76 = 1,523.20 : x
  2. Step 2: Convert to fraction form
    2,823.04/4,229.76 = 1,523.20/x
  3. Step 3: Cross multiply
    2,823.04x = 4,229.76 × 1,523.20
  4. Step 4: Simplify right side
    2,823.04x = 6,442,770.43
  5. Step 5: Solve for x
    x = 6,442,770.43/2,823.04
  6. Step 6: Final answer
    x = 2,282.21

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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.