Home / 2,407.11-3,610.62-628.17

Finding the Fourth Proportional to 2,407.11, 3,610.62 and 628.17

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Solution

The fourth proportional to 2,407.11, 3,610.62 and 628.17 is: 942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.11 : 3,610.62 = 628.17 : x
  2. Step 2: Convert to fraction form
    2,407.11/3,610.62 = 628.17/x
  3. Step 3: Cross multiply
    2,407.11x = 3,610.62 × 628.17
  4. Step 4: Simplify right side
    2,407.11x = 2,268,083.17
  5. Step 5: Solve for x
    x = 2,268,083.17/2,407.11
  6. Step 6: Final answer
    x = 942.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.