Home / 5,181.42-7,775.71-2,061.10

Finding the Fourth Proportional to 5,181.42, 7,775.71 and 2,061.10

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Solution

The fourth proportional to 5,181.42, 7,775.71 and 2,061.10 is: 3,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.42 : 7,775.71 = 2,061.10 : x
  2. Step 2: Convert to fraction form
    5,181.42/7,775.71 = 2,061.10/x
  3. Step 3: Cross multiply
    5,181.42x = 7,775.71 × 2,061.10
  4. Step 4: Simplify right side
    5,181.42x = 16,026,515.88
  5. Step 5: Solve for x
    x = 16,026,515.88/5,181.42
  6. Step 6: Final answer
    x = 3,093.07

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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.