Home / 6,118.18-9,175.86-2,828.08

Finding the Fourth Proportional to 6,118.18, 9,175.86 and 2,828.08

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Solution

The fourth proportional to 6,118.18, 9,175.86 and 2,828.08 is: 4,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.18 : 9,175.86 = 2,828.08 : x
  2. Step 2: Convert to fraction form
    6,118.18/9,175.86 = 2,828.08/x
  3. Step 3: Cross multiply
    6,118.18x = 9,175.86 × 2,828.08
  4. Step 4: Simplify right side
    6,118.18x = 25,950,066.15
  5. Step 5: Solve for x
    x = 25,950,066.15/6,118.18
  6. Step 6: Final answer
    x = 4,241.47

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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.