Home / 10,823.67-16,235.96-4,251.28

Finding the Fourth Proportional to 10,823.67, 16,235.96 and 4,251.28

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Solution

The fourth proportional to 10,823.67, 16,235.96 and 4,251.28 is: 6,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.67 : 16,235.96 = 4,251.28 : x
  2. Step 2: Convert to fraction form
    10,823.67/16,235.96 = 4,251.28/x
  3. Step 3: Cross multiply
    10,823.67x = 16,235.96 × 4,251.28
  4. Step 4: Simplify right side
    10,823.67x = 69,023,612.03
  5. Step 5: Solve for x
    x = 69,023,612.03/10,823.67
  6. Step 6: Final answer
    x = 6,377.10

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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.