Home / 3,823.59-5,276.07-2,144.91

Finding the Fourth Proportional to 3,823.59, 5,276.07 and 2,144.91

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Solution

The fourth proportional to 3,823.59, 5,276.07 and 2,144.91 is: 2,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.59 : 5,276.07 = 2,144.91 : x
  2. Step 2: Convert to fraction form
    3,823.59/5,276.07 = 2,144.91/x
  3. Step 3: Cross multiply
    3,823.59x = 5,276.07 × 2,144.91
  4. Step 4: Simplify right side
    3,823.59x = 11,316,695.30
  5. Step 5: Solve for x
    x = 11,316,695.30/3,823.59
  6. Step 6: Final answer
    x = 2,959.70

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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.