Home / 4,420.38-6,622.78-2,335.79

Finding the Fourth Proportional to 4,420.38, 6,622.78 and 2,335.79

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Solution

The fourth proportional to 4,420.38, 6,622.78 and 2,335.79 is: 3,499.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.38 : 6,622.78 = 2,335.79 : x
  2. Step 2: Convert to fraction form
    4,420.38/6,622.78 = 2,335.79/x
  3. Step 3: Cross multiply
    4,420.38x = 6,622.78 × 2,335.79
  4. Step 4: Simplify right side
    4,420.38x = 15,469,411.62
  5. Step 5: Solve for x
    x = 15,469,411.62/4,420.38
  6. Step 6: Final answer
    x = 3,499.57

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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.