Home / 3,508.78-5,259.48-2,277.04

Finding the Fourth Proportional to 3,508.78, 5,259.48 and 2,277.04

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Solution

The fourth proportional to 3,508.78, 5,259.48 and 2,277.04 is: 3,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.78 : 5,259.48 = 2,277.04 : x
  2. Step 2: Convert to fraction form
    3,508.78/5,259.48 = 2,277.04/x
  3. Step 3: Cross multiply
    3,508.78x = 5,259.48 × 2,277.04
  4. Step 4: Simplify right side
    3,508.78x = 11,976,046.34
  5. Step 5: Solve for x
    x = 11,976,046.34/3,508.78
  6. Step 6: Final answer
    x = 3,413.17

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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.