Home / 3,243.61-4,860.82-2,509.75

Finding the Fourth Proportional to 3,243.61, 4,860.82 and 2,509.75

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Solution

The fourth proportional to 3,243.61, 4,860.82 and 2,509.75 is: 3,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.61 : 4,860.82 = 2,509.75 : x
  2. Step 2: Convert to fraction form
    3,243.61/4,860.82 = 2,509.75/x
  3. Step 3: Cross multiply
    3,243.61x = 4,860.82 × 2,509.75
  4. Step 4: Simplify right side
    3,243.61x = 12,199,443.00
  5. Step 5: Solve for x
    x = 12,199,443.00/3,243.61
  6. Step 6: Final answer
    x = 3,761.07

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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.