Home / 2,631.26-3,630.96-1,452.08

Finding the Fourth Proportional to 2,631.26, 3,630.96 and 1,452.08

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Solution

The fourth proportional to 2,631.26, 3,630.96 and 1,452.08 is: 2,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631.26 : 3,630.96 = 1,452.08 : x
  2. Step 2: Convert to fraction form
    2,631.26/3,630.96 = 1,452.08/x
  3. Step 3: Cross multiply
    2,631.26x = 3,630.96 × 1,452.08
  4. Step 4: Simplify right side
    2,631.26x = 5,272,444.40
  5. Step 5: Solve for x
    x = 5,272,444.40/2,631.26
  6. Step 6: Final answer
    x = 2,003.77

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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.