Home / 9,110.00-13,664.50-3,842.78

Finding the Fourth Proportional to 9,110.00, 13,664.50 and 3,842.78

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Solution

The fourth proportional to 9,110.00, 13,664.50 and 3,842.78 is: 5,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.00 : 13,664.50 = 3,842.78 : x
  2. Step 2: Convert to fraction form
    9,110.00/13,664.50 = 3,842.78/x
  3. Step 3: Cross multiply
    9,110.00x = 13,664.50 × 3,842.78
  4. Step 4: Simplify right side
    9,110.00x = 52,509,589.38
  5. Step 5: Solve for x
    x = 52,509,589.38/9,110.00
  6. Step 6: Final answer
    x = 5,763.95

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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.