Home / 3,630.60-5,446.38-1,164.60

Finding the Fourth Proportional to 3,630.60, 5,446.38 and 1,164.60

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Solution

The fourth proportional to 3,630.60, 5,446.38 and 1,164.60 is: 1,747.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.60 : 5,446.38 = 1,164.60 : x
  2. Step 2: Convert to fraction form
    3,630.60/5,446.38 = 1,164.60/x
  3. Step 3: Cross multiply
    3,630.60x = 5,446.38 × 1,164.60
  4. Step 4: Simplify right side
    3,630.60x = 6,342,854.15
  5. Step 5: Solve for x
    x = 6,342,854.15/3,630.60
  6. Step 6: Final answer
    x = 1,747.05

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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.