Home / 3,092.79-4,268.48-1,766.57

Finding the Fourth Proportional to 3,092.79, 4,268.48 and 1,766.57

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Solution

The fourth proportional to 3,092.79, 4,268.48 and 1,766.57 is: 2,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.79 : 4,268.48 = 1,766.57 : x
  2. Step 2: Convert to fraction form
    3,092.79/4,268.48 = 1,766.57/x
  3. Step 3: Cross multiply
    3,092.79x = 4,268.48 × 1,766.57
  4. Step 4: Simplify right side
    3,092.79x = 7,540,568.71
  5. Step 5: Solve for x
    x = 7,540,568.71/3,092.79
  6. Step 6: Final answer
    x = 2,438.11

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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.