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Finding the Fourth Proportional to 11,888.46, 17,832.67 and 3,568.46

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Solution

The fourth proportional to 11,888.46, 17,832.67 and 3,568.46 is: 5,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.46 : 17,832.67 = 3,568.46 : x
  2. Step 2: Convert to fraction form
    11,888.46/17,832.67 = 3,568.46/x
  3. Step 3: Cross multiply
    11,888.46x = 17,832.67 × 3,568.46
  4. Step 4: Simplify right side
    11,888.46x = 63,635,205.25
  5. Step 5: Solve for x
    x = 63,635,205.25/11,888.46
  6. Step 6: Final answer
    x = 5,352.69

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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.