Home / 2,610.16-3,919.56-2,147.92

Finding the Fourth Proportional to 2,610.16, 3,919.56 and 2,147.92

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Solution

The fourth proportional to 2,610.16, 3,919.56 and 2,147.92 is: 3,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.16 : 3,919.56 = 2,147.92 : x
  2. Step 2: Convert to fraction form
    2,610.16/3,919.56 = 2,147.92/x
  3. Step 3: Cross multiply
    2,610.16x = 3,919.56 × 2,147.92
  4. Step 4: Simplify right side
    2,610.16x = 8,418,901.32
  5. Step 5: Solve for x
    x = 8,418,901.32/2,610.16
  6. Step 6: Final answer
    x = 3,225.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.