Home / 3,299.07-4,552.70-1,972.83

Finding the Fourth Proportional to 3,299.07, 4,552.70 and 1,972.83

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Solution

The fourth proportional to 3,299.07, 4,552.70 and 1,972.83 is: 2,722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.07 : 4,552.70 = 1,972.83 : x
  2. Step 2: Convert to fraction form
    3,299.07/4,552.70 = 1,972.83/x
  3. Step 3: Cross multiply
    3,299.07x = 4,552.70 × 1,972.83
  4. Step 4: Simplify right side
    3,299.07x = 8,981,693.28
  5. Step 5: Solve for x
    x = 8,981,693.28/3,299.07
  6. Step 6: Final answer
    x = 2,722.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.