Home / 6,866.17-9,474.67-3,882.23

Finding the Fourth Proportional to 6,866.17, 9,474.67 and 3,882.23

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Solution

The fourth proportional to 6,866.17, 9,474.67 and 3,882.23 is: 5,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.17 : 9,474.67 = 3,882.23 : x
  2. Step 2: Convert to fraction form
    6,866.17/9,474.67 = 3,882.23/x
  3. Step 3: Cross multiply
    6,866.17x = 9,474.67 × 3,882.23
  4. Step 4: Simplify right side
    6,866.17x = 36,782,841.12
  5. Step 5: Solve for x
    x = 36,782,841.12/6,866.17
  6. Step 6: Final answer
    x = 5,357.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.