Home / 5,775.45-8,662.35-2,077.14

Finding the Fourth Proportional to 5,775.45, 8,662.35 and 2,077.14

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Solution

The fourth proportional to 5,775.45, 8,662.35 and 2,077.14 is: 3,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.45 : 8,662.35 = 2,077.14 : x
  2. Step 2: Convert to fraction form
    5,775.45/8,662.35 = 2,077.14/x
  3. Step 3: Cross multiply
    5,775.45x = 8,662.35 × 2,077.14
  4. Step 4: Simplify right side
    5,775.45x = 17,992,913.68
  5. Step 5: Solve for x
    x = 17,992,913.68/5,775.45
  6. Step 6: Final answer
    x = 3,115.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.