Home / 10,207.26-15,309-3,633.66

Finding the Fourth Proportional to 10,207.26, 15,309 and 3,633.66

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Solution

The fourth proportional to 10,207.26, 15,309 and 3,633.66 is: 5,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.26 : 15,309 = 3,633.66 : x
  2. Step 2: Convert to fraction form
    10,207.26/15,309 = 3,633.66/x
  3. Step 3: Cross multiply
    10,207.26x = 15,309 × 3,633.66
  4. Step 4: Simplify right side
    10,207.26x = 55,627,700.94
  5. Step 5: Solve for x
    x = 55,627,700.94/10,207.26
  6. Step 6: Final answer
    x = 5,449.82

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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.