Home / 4,979.38-7,470.97-2,204.12

Finding the Fourth Proportional to 4,979.38, 7,470.97 and 2,204.12

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Solution

The fourth proportional to 4,979.38, 7,470.97 and 2,204.12 is: 3,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.38 : 7,470.97 = 2,204.12 : x
  2. Step 2: Convert to fraction form
    4,979.38/7,470.97 = 2,204.12/x
  3. Step 3: Cross multiply
    4,979.38x = 7,470.97 × 2,204.12
  4. Step 4: Simplify right side
    4,979.38x = 16,466,914.40
  5. Step 5: Solve for x
    x = 16,466,914.40/4,979.38
  6. Step 6: Final answer
    x = 3,307.02

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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.