Home / 2,631.39-3,631.03-1,452.23

Finding the Fourth Proportional to 2,631.39, 3,631.03 and 1,452.23

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Solution

The fourth proportional to 2,631.39, 3,631.03 and 1,452.23 is: 2,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.39 : 3,631.03 = 1,452.23 : x
  2. Step 2: Convert to fraction form
    2,631.39/3,631.03 = 1,452.23/x
  3. Step 3: Cross multiply
    2,631.39x = 3,631.03 × 1,452.23
  4. Step 4: Simplify right side
    2,631.39x = 5,273,082.53
  5. Step 5: Solve for x
    x = 5,273,082.53/2,631.39
  6. Step 6: Final answer
    x = 2,003.92

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1.5x scale

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.