Home / 5,540.14-8,305.55-2,577.08

Finding the Fourth Proportional to 5,540.14, 8,305.55 and 2,577.08

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Solution

The fourth proportional to 5,540.14, 8,305.55 and 2,577.08 is: 3,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.14 : 8,305.55 = 2,577.08 : x
  2. Step 2: Convert to fraction form
    5,540.14/8,305.55 = 2,577.08/x
  3. Step 3: Cross multiply
    5,540.14x = 8,305.55 × 2,577.08
  4. Step 4: Simplify right side
    5,540.14x = 21,404,066.79
  5. Step 5: Solve for x
    x = 21,404,066.79/5,540.14
  6. Step 6: Final answer
    x = 3,863.45

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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.