Home / 3,329.70-4,999.95-2,238.90

Finding the Fourth Proportional to 3,329.70, 4,999.95 and 2,238.90

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Solution

The fourth proportional to 3,329.70, 4,999.95 and 2,238.90 is: 3,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.70 : 4,999.95 = 2,238.90 : x
  2. Step 2: Convert to fraction form
    3,329.70/4,999.95 = 2,238.90/x
  3. Step 3: Cross multiply
    3,329.70x = 4,999.95 × 2,238.90
  4. Step 4: Simplify right side
    3,329.70x = 11,194,388.06
  5. Step 5: Solve for x
    x = 11,194,388.06/3,329.70
  6. Step 6: Final answer
    x = 3,361.98

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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.