Home / 3,429.59-5,144.51-1,763.26

Finding the Fourth Proportional to 3,429.59, 5,144.51 and 1,763.26

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Solution

The fourth proportional to 3,429.59, 5,144.51 and 1,763.26 is: 2,644.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.59 : 5,144.51 = 1,763.26 : x
  2. Step 2: Convert to fraction form
    3,429.59/5,144.51 = 1,763.26/x
  3. Step 3: Cross multiply
    3,429.59x = 5,144.51 × 1,763.26
  4. Step 4: Simplify right side
    3,429.59x = 9,071,108.70
  5. Step 5: Solve for x
    x = 9,071,108.70/3,429.59
  6. Step 6: Final answer
    x = 2,644.95

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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.