Home / 10,817.96-16,236.11-4,248.72

Finding the Fourth Proportional to 10,817.96, 16,236.11 and 4,248.72

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Solution

The fourth proportional to 10,817.96, 16,236.11 and 4,248.72 is: 6,376.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.96 : 16,236.11 = 4,248.72 : x
  2. Step 2: Convert to fraction form
    10,817.96/16,236.11 = 4,248.72/x
  3. Step 3: Cross multiply
    10,817.96x = 16,236.11 × 4,248.72
  4. Step 4: Simplify right side
    10,817.96x = 68,982,695.90
  5. Step 5: Solve for x
    x = 68,982,695.90/10,817.96
  6. Step 6: Final answer
    x = 6,376.69

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1.5x scale

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.