Home / 2,974.91-4,457.42-1,933.61

Finding the Fourth Proportional to 2,974.91, 4,457.42 and 1,933.61

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Solution

The fourth proportional to 2,974.91, 4,457.42 and 1,933.61 is: 2,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.91 : 4,457.42 = 1,933.61 : x
  2. Step 2: Convert to fraction form
    2,974.91/4,457.42 = 1,933.61/x
  3. Step 3: Cross multiply
    2,974.91x = 4,457.42 × 1,933.61
  4. Step 4: Simplify right side
    2,974.91x = 8,618,902.22
  5. Step 5: Solve for x
    x = 8,618,902.22/2,974.91
  6. Step 6: Final answer
    x = 2,897.20

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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.