Home / 10,932.22-16,382.60-4,690.56

Finding the Fourth Proportional to 10,932.22, 16,382.60 and 4,690.56

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Solution

The fourth proportional to 10,932.22, 16,382.60 and 4,690.56 is: 7,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,932.22 : 16,382.60 = 4,690.56 : x
  2. Step 2: Convert to fraction form
    10,932.22/16,382.60 = 4,690.56/x
  3. Step 3: Cross multiply
    10,932.22x = 16,382.60 × 4,690.56
  4. Step 4: Simplify right side
    10,932.22x = 76,843,568.26
  5. Step 5: Solve for x
    x = 76,843,568.26/10,932.22
  6. Step 6: Final answer
    x = 7,029.09

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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.