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Finding the Fourth Proportional to 5,493.33, 8,220.83 and 4,494.60

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Solution

The fourth proportional to 5,493.33, 8,220.83 and 4,494.60 is: 6,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.33 : 8,220.83 = 4,494.60 : x
  2. Step 2: Convert to fraction form
    5,493.33/8,220.83 = 4,494.60/x
  3. Step 3: Cross multiply
    5,493.33x = 8,220.83 × 4,494.60
  4. Step 4: Simplify right side
    5,493.33x = 36,949,320.05
  5. Step 5: Solve for x
    x = 36,949,320.05/5,493.33
  6. Step 6: Final answer
    x = 6,726.22

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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.