Home / 9,077.37-13,610.20-3,815.79

Finding the Fourth Proportional to 9,077.37, 13,610.20 and 3,815.79

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Solution

The fourth proportional to 9,077.37, 13,610.20 and 3,815.79 is: 5,721.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077.37 : 13,610.20 = 3,815.79 : x
  2. Step 2: Convert to fraction form
    9,077.37/13,610.20 = 3,815.79/x
  3. Step 3: Cross multiply
    9,077.37x = 13,610.20 × 3,815.79
  4. Step 4: Simplify right side
    9,077.37x = 51,933,665.06
  5. Step 5: Solve for x
    x = 51,933,665.06/9,077.37
  6. Step 6: Final answer
    x = 5,721.22

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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.