Home / 3,329.50-4,993.82-1,772.68

Finding the Fourth Proportional to 3,329.50, 4,993.82 and 1,772.68

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Solution

The fourth proportional to 3,329.50, 4,993.82 and 1,772.68 is: 2,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.50 : 4,993.82 = 1,772.68 : x
  2. Step 2: Convert to fraction form
    3,329.50/4,993.82 = 1,772.68/x
  3. Step 3: Cross multiply
    3,329.50x = 4,993.82 × 1,772.68
  4. Step 4: Simplify right side
    3,329.50x = 8,852,444.84
  5. Step 5: Solve for x
    x = 8,852,444.84/3,329.50
  6. Step 6: Final answer
    x = 2,658.79

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1.5x scale

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.