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Finding the Fourth Proportional to 4,440.99, 6,650.13 and 4,309.62

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Solution

The fourth proportional to 4,440.99, 6,650.13 and 4,309.62 is: 6,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.99 : 6,650.13 = 4,309.62 : x
  2. Step 2: Convert to fraction form
    4,440.99/6,650.13 = 4,309.62/x
  3. Step 3: Cross multiply
    4,440.99x = 6,650.13 × 4,309.62
  4. Step 4: Simplify right side
    4,440.99x = 28,659,533.25
  5. Step 5: Solve for x
    x = 28,659,533.25/4,440.99
  6. Step 6: Final answer
    x = 6,453.41

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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.