Home / 5,300.43-7,949.79-2,922.63

Finding the Fourth Proportional to 5,300.43, 7,949.79 and 2,922.63

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Solution

The fourth proportional to 5,300.43, 7,949.79 and 2,922.63 is: 4,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.43 : 7,949.79 = 2,922.63 : x
  2. Step 2: Convert to fraction form
    5,300.43/7,949.79 = 2,922.63/x
  3. Step 3: Cross multiply
    5,300.43x = 7,949.79 × 2,922.63
  4. Step 4: Simplify right side
    5,300.43x = 23,234,294.75
  5. Step 5: Solve for x
    x = 23,234,294.75/5,300.43
  6. Step 6: Final answer
    x = 4,383.47

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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.