Home / 2,648.20-3,654.62-1,453.11

Finding the Fourth Proportional to 2,648.20, 3,654.62 and 1,453.11

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Solution

The fourth proportional to 2,648.20, 3,654.62 and 1,453.11 is: 2,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648.20 : 3,654.62 = 1,453.11 : x
  2. Step 2: Convert to fraction form
    2,648.20/3,654.62 = 1,453.11/x
  3. Step 3: Cross multiply
    2,648.20x = 3,654.62 × 1,453.11
  4. Step 4: Simplify right side
    2,648.20x = 5,310,564.87
  5. Step 5: Solve for x
    x = 5,310,564.87/2,648.20
  6. Step 6: Final answer
    x = 2,005.35

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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.