Home / 3,823.44-5,276.28-2,144.85

Finding the Fourth Proportional to 3,823.44, 5,276.28 and 2,144.85

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Solution

The fourth proportional to 3,823.44, 5,276.28 and 2,144.85 is: 2,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.44 : 5,276.28 = 2,144.85 : x
  2. Step 2: Convert to fraction form
    3,823.44/5,276.28 = 2,144.85/x
  3. Step 3: Cross multiply
    3,823.44x = 5,276.28 × 2,144.85
  4. Step 4: Simplify right side
    3,823.44x = 11,316,829.16
  5. Step 5: Solve for x
    x = 11,316,829.16/3,823.44
  6. Step 6: Final answer
    x = 2,959.86

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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.