Home / 5,306.72-7,957.64-2,933.21

Finding the Fourth Proportional to 5,306.72, 7,957.64 and 2,933.21

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Solution

The fourth proportional to 5,306.72, 7,957.64 and 2,933.21 is: 4,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.72 : 7,957.64 = 2,933.21 : x
  2. Step 2: Convert to fraction form
    5,306.72/7,957.64 = 2,933.21/x
  3. Step 3: Cross multiply
    5,306.72x = 7,957.64 × 2,933.21
  4. Step 4: Simplify right side
    5,306.72x = 23,341,456.45
  5. Step 5: Solve for x
    x = 23,341,456.45/5,306.72
  6. Step 6: Final answer
    x = 4,398.48

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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.