Home / 2,799.52-3,862.68-2,353.09

Finding the Fourth Proportional to 2,799.52, 3,862.68 and 2,353.09

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Solution

The fourth proportional to 2,799.52, 3,862.68 and 2,353.09 is: 3,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.52 : 3,862.68 = 2,353.09 : x
  2. Step 2: Convert to fraction form
    2,799.52/3,862.68 = 2,353.09/x
  3. Step 3: Cross multiply
    2,799.52x = 3,862.68 × 2,353.09
  4. Step 4: Simplify right side
    2,799.52x = 9,089,233.68
  5. Step 5: Solve for x
    x = 9,089,233.68/2,799.52
  6. Step 6: Final answer
    x = 3,246.71

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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.