Home / 6,858.27-9,464.49-3,874.14

Finding the Fourth Proportional to 6,858.27, 9,464.49 and 3,874.14

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Solution

The fourth proportional to 6,858.27, 9,464.49 and 3,874.14 is: 5,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858.27 : 9,464.49 = 3,874.14 : x
  2. Step 2: Convert to fraction form
    6,858.27/9,464.49 = 3,874.14/x
  3. Step 3: Cross multiply
    6,858.27x = 9,464.49 × 3,874.14
  4. Step 4: Simplify right side
    6,858.27x = 36,666,759.29
  5. Step 5: Solve for x
    x = 36,666,759.29/6,858.27
  6. Step 6: Final answer
    x = 5,346.36

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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.