Home / 4,819.91-6,649.39-3,224.91

Finding the Fourth Proportional to 4,819.91, 6,649.39 and 3,224.91

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Solution

The fourth proportional to 4,819.91, 6,649.39 and 3,224.91 is: 4,448.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.91 : 6,649.39 = 3,224.91 : x
  2. Step 2: Convert to fraction form
    4,819.91/6,649.39 = 3,224.91/x
  3. Step 3: Cross multiply
    4,819.91x = 6,649.39 × 3,224.91
  4. Step 4: Simplify right side
    4,819.91x = 21,443,713.27
  5. Step 5: Solve for x
    x = 21,443,713.27/4,819.91
  6. Step 6: Final answer
    x = 4,448.99

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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.