Home / 10,933.11-15,087.74-6,217.29

Finding the Fourth Proportional to 10,933.11, 15,087.74 and 6,217.29

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Solution

The fourth proportional to 10,933.11, 15,087.74 and 6,217.29 is: 8,579.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.11 : 15,087.74 = 6,217.29 : x
  2. Step 2: Convert to fraction form
    10,933.11/15,087.74 = 6,217.29/x
  3. Step 3: Cross multiply
    10,933.11x = 15,087.74 × 6,217.29
  4. Step 4: Simplify right side
    10,933.11x = 93,804,823.94
  5. Step 5: Solve for x
    x = 93,804,823.94/10,933.11
  6. Step 6: Final answer
    x = 8,579.88

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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.