Home / 10,882.40-16,313.72-3,952

Finding the Fourth Proportional to 10,882.40, 16,313.72 and 3,952

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Solution

The fourth proportional to 10,882.40, 16,313.72 and 3,952 is: 5,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,882.40 : 16,313.72 = 3,952 : x
  2. Step 2: Convert to fraction form
    10,882.40/16,313.72 = 3,952/x
  3. Step 3: Cross multiply
    10,882.40x = 16,313.72 × 3,952
  4. Step 4: Simplify right side
    10,882.40x = 64,471,821.44
  5. Step 5: Solve for x
    x = 64,471,821.44/10,882.40
  6. Step 6: Final answer
    x = 5,924.41

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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.