Home / 11,238.68-16,868.37-5,695.95

Finding the Fourth Proportional to 11,238.68, 16,868.37 and 5,695.95

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Solution

The fourth proportional to 11,238.68, 16,868.37 and 5,695.95 is: 8,549.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.68 : 16,868.37 = 5,695.95 : x
  2. Step 2: Convert to fraction form
    11,238.68/16,868.37 = 5,695.95/x
  3. Step 3: Cross multiply
    11,238.68x = 16,868.37 × 5,695.95
  4. Step 4: Simplify right side
    11,238.68x = 96,081,476.72
  5. Step 5: Solve for x
    x = 96,081,476.72/11,238.68
  6. Step 6: Final answer
    x = 8,549.18

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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.