Home / 3,325.52-4,980.36-3,208.88

Finding the Fourth Proportional to 3,325.52, 4,980.36 and 3,208.88

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Solution

The fourth proportional to 3,325.52, 4,980.36 and 3,208.88 is: 4,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.52 : 4,980.36 = 3,208.88 : x
  2. Step 2: Convert to fraction form
    3,325.52/4,980.36 = 3,208.88/x
  3. Step 3: Cross multiply
    3,325.52x = 4,980.36 × 3,208.88
  4. Step 4: Simplify right side
    3,325.52x = 15,981,377.60
  5. Step 5: Solve for x
    x = 15,981,377.60/3,325.52
  6. Step 6: Final answer
    x = 4,805.68

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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.