Home / 4,522.28-6,782.04-2,672.90

Finding the Fourth Proportional to 4,522.28, 6,782.04 and 2,672.90

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Solution

The fourth proportional to 4,522.28, 6,782.04 and 2,672.90 is: 4,008.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.28 : 6,782.04 = 2,672.90 : x
  2. Step 2: Convert to fraction form
    4,522.28/6,782.04 = 2,672.90/x
  3. Step 3: Cross multiply
    4,522.28x = 6,782.04 × 2,672.90
  4. Step 4: Simplify right side
    4,522.28x = 18,127,714.72
  5. Step 5: Solve for x
    x = 18,127,714.72/4,522.28
  6. Step 6: Final answer
    x = 4,008.53

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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.