Home / 3,631.17-5,445.57-1,165.38

Finding the Fourth Proportional to 3,631.17, 5,445.57 and 1,165.38

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Solution

The fourth proportional to 3,631.17, 5,445.57 and 1,165.38 is: 1,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.17 : 5,445.57 = 1,165.38 : x
  2. Step 2: Convert to fraction form
    3,631.17/5,445.57 = 1,165.38/x
  3. Step 3: Cross multiply
    3,631.17x = 5,445.57 × 1,165.38
  4. Step 4: Simplify right side
    3,631.17x = 6,346,158.37
  5. Step 5: Solve for x
    x = 6,346,158.37/3,631.17
  6. Step 6: Final answer
    x = 1,747.69

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Similar ratio
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1.5x scale

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.