Home / 10,926.13-16,405.56-6,251.41

Finding the Fourth Proportional to 10,926.13, 16,405.56 and 6,251.41

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Solution

The fourth proportional to 10,926.13, 16,405.56 and 6,251.41 is: 9,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.13 : 16,405.56 = 6,251.41 : x
  2. Step 2: Convert to fraction form
    10,926.13/16,405.56 = 6,251.41/x
  3. Step 3: Cross multiply
    10,926.13x = 16,405.56 × 6,251.41
  4. Step 4: Simplify right side
    10,926.13x = 102,557,850.58
  5. Step 5: Solve for x
    x = 102,557,850.58/10,926.13
  6. Step 6: Final answer
    x = 9,386.48

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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.