Home / 3,418.50-5,124.96-1,775.52

Finding the Fourth Proportional to 3,418.50, 5,124.96 and 1,775.52

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Solution

The fourth proportional to 3,418.50, 5,124.96 and 1,775.52 is: 2,661.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.50 : 5,124.96 = 1,775.52 : x
  2. Step 2: Convert to fraction form
    3,418.50/5,124.96 = 1,775.52/x
  3. Step 3: Cross multiply
    3,418.50x = 5,124.96 × 1,775.52
  4. Step 4: Simplify right side
    3,418.50x = 9,099,468.98
  5. Step 5: Solve for x
    x = 9,099,468.98/3,418.50
  6. Step 6: Final answer
    x = 2,661.83

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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.