Home / 3,402.20-5,106.03-1,759.23

Finding the Fourth Proportional to 3,402.20, 5,106.03 and 1,759.23

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Solution

The fourth proportional to 3,402.20, 5,106.03 and 1,759.23 is: 2,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.20 : 5,106.03 = 1,759.23 : x
  2. Step 2: Convert to fraction form
    3,402.20/5,106.03 = 1,759.23/x
  3. Step 3: Cross multiply
    3,402.20x = 5,106.03 × 1,759.23
  4. Step 4: Simplify right side
    3,402.20x = 8,982,681.16
  5. Step 5: Solve for x
    x = 8,982,681.16/3,402.20
  6. Step 6: Final answer
    x = 2,640.26

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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.