Home / 10,007.26-15,010.34-5,076.77

Finding the Fourth Proportional to 10,007.26, 15,010.34 and 5,076.77

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Solution

The fourth proportional to 10,007.26, 15,010.34 and 5,076.77 is: 7,614.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,007.26 : 15,010.34 = 5,076.77 : x
  2. Step 2: Convert to fraction form
    10,007.26/15,010.34 = 5,076.77/x
  3. Step 3: Cross multiply
    10,007.26x = 15,010.34 × 5,076.77
  4. Step 4: Simplify right side
    10,007.26x = 76,204,043.80
  5. Step 5: Solve for x
    x = 76,204,043.80/10,007.26
  6. Step 6: Final answer
    x = 7,614.88

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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.