Home / 6,664.86-10,003.38-3,380.22

Finding the Fourth Proportional to 6,664.86, 10,003.38 and 3,380.22

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Solution

The fourth proportional to 6,664.86, 10,003.38 and 3,380.22 is: 5,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.86 : 10,003.38 = 3,380.22 : x
  2. Step 2: Convert to fraction form
    6,664.86/10,003.38 = 3,380.22/x
  3. Step 3: Cross multiply
    6,664.86x = 10,003.38 × 3,380.22
  4. Step 4: Simplify right side
    6,664.86x = 33,813,625.14
  5. Step 5: Solve for x
    x = 33,813,625.14/6,664.86
  6. Step 6: Final answer
    x = 5,073.42

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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.