Home / 6,877.46-10,319.90-2,982.17

Finding the Fourth Proportional to 6,877.46, 10,319.90 and 2,982.17

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Solution

The fourth proportional to 6,877.46, 10,319.90 and 2,982.17 is: 4,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.46 : 10,319.90 = 2,982.17 : x
  2. Step 2: Convert to fraction form
    6,877.46/10,319.90 = 2,982.17/x
  3. Step 3: Cross multiply
    6,877.46x = 10,319.90 × 2,982.17
  4. Step 4: Simplify right side
    6,877.46x = 30,775,629.67
  5. Step 5: Solve for x
    x = 30,775,629.67/6,877.46
  6. Step 6: Final answer
    x = 4,474.86

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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.