Home / 5,294.62-7,306.45-2,936.80

Finding the Fourth Proportional to 5,294.62, 7,306.45 and 2,936.80

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Solution

The fourth proportional to 5,294.62, 7,306.45 and 2,936.80 is: 4,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,294.62 : 7,306.45 = 2,936.80 : x
  2. Step 2: Convert to fraction form
    5,294.62/7,306.45 = 2,936.80/x
  3. Step 3: Cross multiply
    5,294.62x = 7,306.45 × 2,936.80
  4. Step 4: Simplify right side
    5,294.62x = 21,457,582.36
  5. Step 5: Solve for x
    x = 21,457,582.36/5,294.62
  6. Step 6: Final answer
    x = 4,052.71

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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.