Home / 2,226.78-3,345.64-1,677.29

Finding the Fourth Proportional to 2,226.78, 3,345.64 and 1,677.29

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Solution

The fourth proportional to 2,226.78, 3,345.64 and 1,677.29 is: 2,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.78 : 3,345.64 = 1,677.29 : x
  2. Step 2: Convert to fraction form
    2,226.78/3,345.64 = 1,677.29/x
  3. Step 3: Cross multiply
    2,226.78x = 3,345.64 × 1,677.29
  4. Step 4: Simplify right side
    2,226.78x = 5,611,608.52
  5. Step 5: Solve for x
    x = 5,611,608.52/2,226.78
  6. Step 6: Final answer
    x = 2,520.06

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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.