Home / 3,209.65-4,429.26-1,793.35

Finding the Fourth Proportional to 3,209.65, 4,429.26 and 1,793.35

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Solution

The fourth proportional to 3,209.65, 4,429.26 and 1,793.35 is: 2,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.65 : 4,429.26 = 1,793.35 : x
  2. Step 2: Convert to fraction form
    3,209.65/4,429.26 = 1,793.35/x
  3. Step 3: Cross multiply
    3,209.65x = 4,429.26 × 1,793.35
  4. Step 4: Simplify right side
    3,209.65x = 7,943,213.42
  5. Step 5: Solve for x
    x = 7,943,213.42/3,209.65
  6. Step 6: Final answer
    x = 2,474.80

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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.