Home / 6,600.36-9,901.68-2,217.84

Finding the Fourth Proportional to 6,600.36, 9,901.68 and 2,217.84

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Solution

The fourth proportional to 6,600.36, 9,901.68 and 2,217.84 is: 3,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.36 : 9,901.68 = 2,217.84 : x
  2. Step 2: Convert to fraction form
    6,600.36/9,901.68 = 2,217.84/x
  3. Step 3: Cross multiply
    6,600.36x = 9,901.68 × 2,217.84
  4. Step 4: Simplify right side
    6,600.36x = 21,960,341.97
  5. Step 5: Solve for x
    x = 21,960,341.97/6,600.36
  6. Step 6: Final answer
    x = 3,327.14

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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.