Home / 3,364.10-5,046.20-1,172.90

Finding the Fourth Proportional to 3,364.10, 5,046.20 and 1,172.90

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Solution

The fourth proportional to 3,364.10, 5,046.20 and 1,172.90 is: 1,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.10 : 5,046.20 = 1,172.90 : x
  2. Step 2: Convert to fraction form
    3,364.10/5,046.20 = 1,172.90/x
  3. Step 3: Cross multiply
    3,364.10x = 5,046.20 × 1,172.90
  4. Step 4: Simplify right side
    3,364.10x = 5,918,656.88
  5. Step 5: Solve for x
    x = 5,918,656.88/3,364.10
  6. Step 6: Final answer
    x = 1,759.36

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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.