Home / 3,330.28-4,992.08-2,232.12

Finding the Fourth Proportional to 3,330.28, 4,992.08 and 2,232.12

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Solution

The fourth proportional to 3,330.28, 4,992.08 and 2,232.12 is: 3,345.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.28 : 4,992.08 = 2,232.12 : x
  2. Step 2: Convert to fraction form
    3,330.28/4,992.08 = 2,232.12/x
  3. Step 3: Cross multiply
    3,330.28x = 4,992.08 × 2,232.12
  4. Step 4: Simplify right side
    3,330.28x = 11,142,910.45
  5. Step 5: Solve for x
    x = 11,142,910.45/3,330.28
  6. Step 6: Final answer
    x = 3,345.94

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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.