Home / 11,657.28-17,482.14-3,864

Finding the Fourth Proportional to 11,657.28, 17,482.14 and 3,864

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Solution

The fourth proportional to 11,657.28, 17,482.14 and 3,864 is: 5,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657.28 : 17,482.14 = 3,864 : x
  2. Step 2: Convert to fraction form
    11,657.28/17,482.14 = 3,864/x
  3. Step 3: Cross multiply
    11,657.28x = 17,482.14 × 3,864
  4. Step 4: Simplify right side
    11,657.28x = 67,550,988.96
  5. Step 5: Solve for x
    x = 67,550,988.96/11,657.28
  6. Step 6: Final answer
    x = 5,794.75

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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.