Home / 10,947.29-15,107.33-6,231.87

Finding the Fourth Proportional to 10,947.29, 15,107.33 and 6,231.87

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Solution

The fourth proportional to 10,947.29, 15,107.33 and 6,231.87 is: 8,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.29 : 15,107.33 = 6,231.87 : x
  2. Step 2: Convert to fraction form
    10,947.29/15,107.33 = 6,231.87/x
  3. Step 3: Cross multiply
    10,947.29x = 15,107.33 × 6,231.87
  4. Step 4: Simplify right side
    10,947.29x = 94,146,932.19
  5. Step 5: Solve for x
    x = 94,146,932.19/10,947.29
  6. Step 6: Final answer
    x = 8,600.03

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