Home / 2,777.87-4,160.15-2,025.37

Finding the Fourth Proportional to 2,777.87, 4,160.15 and 2,025.37

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Solution

The fourth proportional to 2,777.87, 4,160.15 and 2,025.37 is: 3,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.87 : 4,160.15 = 2,025.37 : x
  2. Step 2: Convert to fraction form
    2,777.87/4,160.15 = 2,025.37/x
  3. Step 3: Cross multiply
    2,777.87x = 4,160.15 × 2,025.37
  4. Step 4: Simplify right side
    2,777.87x = 8,425,825.28
  5. Step 5: Solve for x
    x = 8,425,825.28/2,777.87
  6. Step 6: Final answer
    x = 3,033.20

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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.