Home / 10,634.97-15,954.88-5,369.77

Finding the Fourth Proportional to 10,634.97, 15,954.88 and 5,369.77

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Solution

The fourth proportional to 10,634.97, 15,954.88 and 5,369.77 is: 8,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.97 : 15,954.88 = 5,369.77 : x
  2. Step 2: Convert to fraction form
    10,634.97/15,954.88 = 5,369.77/x
  3. Step 3: Cross multiply
    10,634.97x = 15,954.88 × 5,369.77
  4. Step 4: Simplify right side
    10,634.97x = 85,674,035.98
  5. Step 5: Solve for x
    x = 85,674,035.98/10,634.97
  6. Step 6: Final answer
    x = 8,055.88

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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.