Home / 10,899.77-15,046.26-7,367.77

Finding the Fourth Proportional to 10,899.77, 15,046.26 and 7,367.77

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Solution

The fourth proportional to 10,899.77, 15,046.26 and 7,367.77 is: 10,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.77 : 15,046.26 = 7,367.77 : x
  2. Step 2: Convert to fraction form
    10,899.77/15,046.26 = 7,367.77/x
  3. Step 3: Cross multiply
    10,899.77x = 15,046.26 × 7,367.77
  4. Step 4: Simplify right side
    10,899.77x = 110,857,366.73
  5. Step 5: Solve for x
    x = 110,857,366.73/10,899.77
  6. Step 6: Final answer
    x = 10,170.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.