Home / 3,988.44-5,982.62-1,795.61

Finding the Fourth Proportional to 3,988.44, 5,982.62 and 1,795.61

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Solution

The fourth proportional to 3,988.44, 5,982.62 and 1,795.61 is: 2,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,988.44 : 5,982.62 = 1,795.61 : x
  2. Step 2: Convert to fraction form
    3,988.44/5,982.62 = 1,795.61/x
  3. Step 3: Cross multiply
    3,988.44x = 5,982.62 × 1,795.61
  4. Step 4: Simplify right side
    3,988.44x = 10,742,458.28
  5. Step 5: Solve for x
    x = 10,742,458.28/3,988.44
  6. Step 6: Final answer
    x = 2,693.40

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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.