Home / 4,223.70-6,335.55-3,906.90

Finding the Fourth Proportional to 4,223.70, 6,335.55 and 3,906.90

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Solution

The fourth proportional to 4,223.70, 6,335.55 and 3,906.90 is: 5,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.70 : 6,335.55 = 3,906.90 : x
  2. Step 2: Convert to fraction form
    4,223.70/6,335.55 = 3,906.90/x
  3. Step 3: Cross multiply
    4,223.70x = 6,335.55 × 3,906.90
  4. Step 4: Simplify right side
    4,223.70x = 24,752,360.30
  5. Step 5: Solve for x
    x = 24,752,360.30/4,223.70
  6. Step 6: Final answer
    x = 5,860.35

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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.