Home / 4,738.34-7,098.99-2,789.48

Finding the Fourth Proportional to 4,738.34, 7,098.99 and 2,789.48

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Solution

The fourth proportional to 4,738.34, 7,098.99 and 2,789.48 is: 4,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.34 : 7,098.99 = 2,789.48 : x
  2. Step 2: Convert to fraction form
    4,738.34/7,098.99 = 2,789.48/x
  3. Step 3: Cross multiply
    4,738.34x = 7,098.99 × 2,789.48
  4. Step 4: Simplify right side
    4,738.34x = 19,802,490.63
  5. Step 5: Solve for x
    x = 19,802,490.63/4,738.34
  6. Step 6: Final answer
    x = 4,179.20

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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.