Home / 4,165.28-5,747.53-2,675.21

Finding the Fourth Proportional to 4,165.28, 5,747.53 and 2,675.21

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Solution

The fourth proportional to 4,165.28, 5,747.53 and 2,675.21 is: 3,691.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.28 : 5,747.53 = 2,675.21 : x
  2. Step 2: Convert to fraction form
    4,165.28/5,747.53 = 2,675.21/x
  3. Step 3: Cross multiply
    4,165.28x = 5,747.53 × 2,675.21
  4. Step 4: Simplify right side
    4,165.28x = 15,375,857.41
  5. Step 5: Solve for x
    x = 15,375,857.41/4,165.28
  6. Step 6: Final answer
    x = 3,691.44

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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.