Home / 6,882.48-10,315.38-3,177

Finding the Fourth Proportional to 6,882.48, 10,315.38 and 3,177

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Solution

The fourth proportional to 6,882.48, 10,315.38 and 3,177 is: 4,761.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.48 : 10,315.38 = 3,177 : x
  2. Step 2: Convert to fraction form
    6,882.48/10,315.38 = 3,177/x
  3. Step 3: Cross multiply
    6,882.48x = 10,315.38 × 3,177
  4. Step 4: Simplify right side
    6,882.48x = 32,771,962.26
  5. Step 5: Solve for x
    x = 32,771,962.26/6,882.48
  6. Step 6: Final answer
    x = 4,761.65

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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.