Home / 6,874.16-10,287.87-4,243.32

Finding the Fourth Proportional to 6,874.16, 10,287.87 and 4,243.32

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Solution

The fourth proportional to 6,874.16, 10,287.87 and 4,243.32 is: 6,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.16 : 10,287.87 = 4,243.32 : x
  2. Step 2: Convert to fraction form
    6,874.16/10,287.87 = 4,243.32/x
  3. Step 3: Cross multiply
    6,874.16x = 10,287.87 × 4,243.32
  4. Step 4: Simplify right side
    6,874.16x = 43,654,747.20
  5. Step 5: Solve for x
    x = 43,654,747.20/6,874.16
  6. Step 6: Final answer
    x = 6,350.56

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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.