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Finding the Fourth Proportional to 9,236.68, 13,832.90 and 6,731.15

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Solution

The fourth proportional to 9,236.68, 13,832.90 and 6,731.15 is: 10,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.68 : 13,832.90 = 6,731.15 : x
  2. Step 2: Convert to fraction form
    9,236.68/13,832.90 = 6,731.15/x
  3. Step 3: Cross multiply
    9,236.68x = 13,832.90 × 6,731.15
  4. Step 4: Simplify right side
    9,236.68x = 93,111,324.84
  5. Step 5: Solve for x
    x = 93,111,324.84/9,236.68
  6. Step 6: Final answer
    x = 10,080.61

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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.