Home / 4,221.06-6,338.09-3,571.47

Finding the Fourth Proportional to 4,221.06, 6,338.09 and 3,571.47

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Solution

The fourth proportional to 4,221.06, 6,338.09 and 3,571.47 is: 5,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.06 : 6,338.09 = 3,571.47 : x
  2. Step 2: Convert to fraction form
    4,221.06/6,338.09 = 3,571.47/x
  3. Step 3: Cross multiply
    4,221.06x = 6,338.09 × 3,571.47
  4. Step 4: Simplify right side
    4,221.06x = 22,636,307.22
  5. Step 5: Solve for x
    x = 22,636,307.22/4,221.06
  6. Step 6: Final answer
    x = 5,362.71

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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.