Home / 3,114.24-4,665.84-2,775.26

Finding the Fourth Proportional to 3,114.24, 4,665.84 and 2,775.26

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Solution

The fourth proportional to 3,114.24, 4,665.84 and 2,775.26 is: 4,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.24 : 4,665.84 = 2,775.26 : x
  2. Step 2: Convert to fraction form
    3,114.24/4,665.84 = 2,775.26/x
  3. Step 3: Cross multiply
    3,114.24x = 4,665.84 × 2,775.26
  4. Step 4: Simplify right side
    3,114.24x = 12,948,919.12
  5. Step 5: Solve for x
    x = 12,948,919.12/3,114.24
  6. Step 6: Final answer
    x = 4,157.97

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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.