Home / 2,318.76-3,193.20-2,067.48

Finding the Fourth Proportional to 2,318.76, 3,193.20 and 2,067.48

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Solution

The fourth proportional to 2,318.76, 3,193.20 and 2,067.48 is: 2,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.76 : 3,193.20 = 2,067.48 : x
  2. Step 2: Convert to fraction form
    2,318.76/3,193.20 = 2,067.48/x
  3. Step 3: Cross multiply
    2,318.76x = 3,193.20 × 2,067.48
  4. Step 4: Simplify right side
    2,318.76x = 6,601,877.14
  5. Step 5: Solve for x
    x = 6,601,877.14/2,318.76
  6. Step 6: Final answer
    x = 2,847.16

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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.