Home / 6,600.08-9,901.88-2,217.68

Finding the Fourth Proportional to 6,600.08, 9,901.88 and 2,217.68

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Solution

The fourth proportional to 6,600.08, 9,901.88 and 2,217.68 is: 3,327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.08 : 9,901.88 = 2,217.68 : x
  2. Step 2: Convert to fraction form
    6,600.08/9,901.88 = 2,217.68/x
  3. Step 3: Cross multiply
    6,600.08x = 9,901.88 × 2,217.68
  4. Step 4: Simplify right side
    6,600.08x = 21,959,201.24
  5. Step 5: Solve for x
    x = 21,959,201.24/6,600.08
  6. Step 6: Final answer
    x = 3,327.11

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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.