Home / 3,025.67-4,175.82-1,766.79

Finding the Fourth Proportional to 3,025.67, 4,175.82 and 1,766.79

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Solution

The fourth proportional to 3,025.67, 4,175.82 and 1,766.79 is: 2,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.67 : 4,175.82 = 1,766.79 : x
  2. Step 2: Convert to fraction form
    3,025.67/4,175.82 = 1,766.79/x
  3. Step 3: Cross multiply
    3,025.67x = 4,175.82 × 1,766.79
  4. Step 4: Simplify right side
    3,025.67x = 7,377,797.02
  5. Step 5: Solve for x
    x = 7,377,797.02/3,025.67
  6. Step 6: Final answer
    x = 2,438.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.