Home / 3,209.57-4,429.16-1,793.28

Finding the Fourth Proportional to 3,209.57, 4,429.16 and 1,793.28

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Solution

The fourth proportional to 3,209.57, 4,429.16 and 1,793.28 is: 2,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.57 : 4,429.16 = 1,793.28 : x
  2. Step 2: Convert to fraction form
    3,209.57/4,429.16 = 1,793.28/x
  3. Step 3: Cross multiply
    3,209.57x = 4,429.16 × 1,793.28
  4. Step 4: Simplify right side
    3,209.57x = 7,942,730.63
  5. Step 5: Solve for x
    x = 7,942,730.63/3,209.57
  6. Step 6: Final answer
    x = 2,474.70

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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.