Home / 3,209.71-4,429.15-1,793.29

Finding the Fourth Proportional to 3,209.71, 4,429.15 and 1,793.29

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Solution

The fourth proportional to 3,209.71, 4,429.15 and 1,793.29 is: 2,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.71 : 4,429.15 = 1,793.29 : x
  2. Step 2: Convert to fraction form
    3,209.71/4,429.15 = 1,793.29/x
  3. Step 3: Cross multiply
    3,209.71x = 4,429.15 × 1,793.29
  4. Step 4: Simplify right side
    3,209.71x = 7,942,750.40
  5. Step 5: Solve for x
    x = 7,942,750.40/3,209.71
  6. Step 6: Final answer
    x = 2,474.60

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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.