Home / 6,678.18-10,013.57-2,732.21

Finding the Fourth Proportional to 6,678.18, 10,013.57 and 2,732.21

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Solution

The fourth proportional to 6,678.18, 10,013.57 and 2,732.21 is: 4,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.18 : 10,013.57 = 2,732.21 : x
  2. Step 2: Convert to fraction form
    6,678.18/10,013.57 = 2,732.21/x
  3. Step 3: Cross multiply
    6,678.18x = 10,013.57 × 2,732.21
  4. Step 4: Simplify right side
    6,678.18x = 27,359,112.36
  5. Step 5: Solve for x
    x = 27,359,112.36/6,678.18
  6. Step 6: Final answer
    x = 4,096.79

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1.5x scale

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.