Home / 3,823.54-5,276.40-2,144.92

Finding the Fourth Proportional to 3,823.54, 5,276.40 and 2,144.92

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Solution

The fourth proportional to 3,823.54, 5,276.40 and 2,144.92 is: 2,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.54 : 5,276.40 = 2,144.92 : x
  2. Step 2: Convert to fraction form
    3,823.54/5,276.40 = 2,144.92/x
  3. Step 3: Cross multiply
    3,823.54x = 5,276.40 × 2,144.92
  4. Step 4: Simplify right side
    3,823.54x = 11,317,455.89
  5. Step 5: Solve for x
    x = 11,317,455.89/3,823.54
  6. Step 6: Final answer
    x = 2,959.94

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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.