Home / 9,330.60-13,992.66-2,755.02

Finding the Fourth Proportional to 9,330.60, 13,992.66 and 2,755.02

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Solution

The fourth proportional to 9,330.60, 13,992.66 and 2,755.02 is: 4,131.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.60 : 13,992.66 = 2,755.02 : x
  2. Step 2: Convert to fraction form
    9,330.60/13,992.66 = 2,755.02/x
  3. Step 3: Cross multiply
    9,330.60x = 13,992.66 × 2,755.02
  4. Step 4: Simplify right side
    9,330.60x = 38,550,058.15
  5. Step 5: Solve for x
    x = 38,550,058.15/9,330.60
  6. Step 6: Final answer
    x = 4,131.57

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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.