Home / 9,339.88-14,009.34-2,766.12

Finding the Fourth Proportional to 9,339.88, 14,009.34 and 2,766.12

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Solution

The fourth proportional to 9,339.88, 14,009.34 and 2,766.12 is: 4,149.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.88 : 14,009.34 = 2,766.12 : x
  2. Step 2: Convert to fraction form
    9,339.88/14,009.34 = 2,766.12/x
  3. Step 3: Cross multiply
    9,339.88x = 14,009.34 × 2,766.12
  4. Step 4: Simplify right side
    9,339.88x = 38,751,515.56
  5. Step 5: Solve for x
    x = 38,751,515.56/9,339.88
  6. Step 6: Final answer
    x = 4,149.04

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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.