Home / 3,119.31-4,304.64-1,793.27

Finding the Fourth Proportional to 3,119.31, 4,304.64 and 1,793.27

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Solution

The fourth proportional to 3,119.31, 4,304.64 and 1,793.27 is: 2,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.31 : 4,304.64 = 1,793.27 : x
  2. Step 2: Convert to fraction form
    3,119.31/4,304.64 = 1,793.27/x
  3. Step 3: Cross multiply
    3,119.31x = 4,304.64 × 1,793.27
  4. Step 4: Simplify right side
    3,119.31x = 7,719,399.26
  5. Step 5: Solve for x
    x = 7,719,399.26/3,119.31
  6. Step 6: Final answer
    x = 2,474.71

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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.