Home / 2,631.10-3,630.81-1,452.19

Finding the Fourth Proportional to 2,631.10, 3,630.81 and 1,452.19

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Solution

The fourth proportional to 2,631.10, 3,630.81 and 1,452.19 is: 2,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.10 : 3,630.81 = 1,452.19 : x
  2. Step 2: Convert to fraction form
    2,631.10/3,630.81 = 1,452.19/x
  3. Step 3: Cross multiply
    2,631.10x = 3,630.81 × 1,452.19
  4. Step 4: Simplify right side
    2,631.10x = 5,272,625.97
  5. Step 5: Solve for x
    x = 5,272,625.97/2,631.10
  6. Step 6: Final answer
    x = 2,003.96

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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.