Home / 9,054.75-13,579.31-4,371.85

Finding the Fourth Proportional to 9,054.75, 13,579.31 and 4,371.85

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Solution

The fourth proportional to 9,054.75, 13,579.31 and 4,371.85 is: 6,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,054.75 : 13,579.31 = 4,371.85 : x
  2. Step 2: Convert to fraction form
    9,054.75/13,579.31 = 4,371.85/x
  3. Step 3: Cross multiply
    9,054.75x = 13,579.31 × 4,371.85
  4. Step 4: Simplify right side
    9,054.75x = 59,366,672.48
  5. Step 5: Solve for x
    x = 59,366,672.48/9,054.75
  6. Step 6: Final answer
    x = 6,556.41

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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.