Home / 10,239.69-15,359.63-2,844.73

Finding the Fourth Proportional to 10,239.69, 15,359.63 and 2,844.73

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Solution

The fourth proportional to 10,239.69, 15,359.63 and 2,844.73 is: 4,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,239.69 : 15,359.63 = 2,844.73 : x
  2. Step 2: Convert to fraction form
    10,239.69/15,359.63 = 2,844.73/x
  3. Step 3: Cross multiply
    10,239.69x = 15,359.63 × 2,844.73
  4. Step 4: Simplify right side
    10,239.69x = 43,694,000.25
  5. Step 5: Solve for x
    x = 43,694,000.25/10,239.69
  6. Step 6: Final answer
    x = 4,267.12

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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.