Home / 3,364.30-5,049.51-1,721.99

Finding the Fourth Proportional to 3,364.30, 5,049.51 and 1,721.99

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Solution

The fourth proportional to 3,364.30, 5,049.51 and 1,721.99 is: 2,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.30 : 5,049.51 = 1,721.99 : x
  2. Step 2: Convert to fraction form
    3,364.30/5,049.51 = 1,721.99/x
  3. Step 3: Cross multiply
    3,364.30x = 5,049.51 × 1,721.99
  4. Step 4: Simplify right side
    3,364.30x = 8,695,211.89
  5. Step 5: Solve for x
    x = 8,695,211.89/3,364.30
  6. Step 6: Final answer
    x = 2,584.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.