Home / 3,162.54-4,365.19-2,167.66

Finding the Fourth Proportional to 3,162.54, 4,365.19 and 2,167.66

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Solution

The fourth proportional to 3,162.54, 4,365.19 and 2,167.66 is: 2,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.54 : 4,365.19 = 2,167.66 : x
  2. Step 2: Convert to fraction form
    3,162.54/4,365.19 = 2,167.66/x
  3. Step 3: Cross multiply
    3,162.54x = 4,365.19 × 2,167.66
  4. Step 4: Simplify right side
    3,162.54x = 9,462,255.92
  5. Step 5: Solve for x
    x = 9,462,255.92/3,162.54
  6. Step 6: Final answer
    x = 2,991.98

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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.