Home / 2,631.04-3,630.68-1,452.11

Finding the Fourth Proportional to 2,631.04, 3,630.68 and 1,452.11

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Solution

The fourth proportional to 2,631.04, 3,630.68 and 1,452.11 is: 2,003.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.04 : 3,630.68 = 1,452.11 : x
  2. Step 2: Convert to fraction form
    2,631.04/3,630.68 = 1,452.11/x
  3. Step 3: Cross multiply
    2,631.04x = 3,630.68 × 1,452.11
  4. Step 4: Simplify right side
    2,631.04x = 5,272,121.32
  5. Step 5: Solve for x
    x = 5,272,121.32/2,631.04
  6. Step 6: Final answer
    x = 2,003.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.