Home / 4,428.05-6,104.03-3,640.73

Finding the Fourth Proportional to 4,428.05, 6,104.03 and 3,640.73

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Solution

The fourth proportional to 4,428.05, 6,104.03 and 3,640.73 is: 5,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.05 : 6,104.03 = 3,640.73 : x
  2. Step 2: Convert to fraction form
    4,428.05/6,104.03 = 3,640.73/x
  3. Step 3: Cross multiply
    4,428.05x = 6,104.03 × 3,640.73
  4. Step 4: Simplify right side
    4,428.05x = 22,223,076.42
  5. Step 5: Solve for x
    x = 22,223,076.42/4,428.05
  6. Step 6: Final answer
    x = 5,018.71

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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.