Home / 3,823.37-5,276.13-2,144.87

Finding the Fourth Proportional to 3,823.37, 5,276.13 and 2,144.87

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Solution

The fourth proportional to 3,823.37, 5,276.13 and 2,144.87 is: 2,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.37 : 5,276.13 = 2,144.87 : x
  2. Step 2: Convert to fraction form
    3,823.37/5,276.13 = 2,144.87/x
  3. Step 3: Cross multiply
    3,823.37x = 5,276.13 × 2,144.87
  4. Step 4: Simplify right side
    3,823.37x = 11,316,612.95
  5. Step 5: Solve for x
    x = 11,316,612.95/3,823.37
  6. Step 6: Final answer
    x = 2,959.85

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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.