Home / 4,440.05-6,648.72-4,308.66

Finding the Fourth Proportional to 4,440.05, 6,648.72 and 4,308.66

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Solution

The fourth proportional to 4,440.05, 6,648.72 and 4,308.66 is: 6,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.05 : 6,648.72 = 4,308.66 : x
  2. Step 2: Convert to fraction form
    4,440.05/6,648.72 = 4,308.66/x
  3. Step 3: Cross multiply
    4,440.05x = 6,648.72 × 4,308.66
  4. Step 4: Simplify right side
    4,440.05x = 28,647,057.76
  5. Step 5: Solve for x
    x = 28,647,057.76/4,440.05
  6. Step 6: Final answer
    x = 6,451.97

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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.