Home / 9,159.25-13,739.94-2,917.07

Finding the Fourth Proportional to 9,159.25, 13,739.94 and 2,917.07

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Solution

The fourth proportional to 9,159.25, 13,739.94 and 2,917.07 is: 4,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.25 : 13,739.94 = 2,917.07 : x
  2. Step 2: Convert to fraction form
    9,159.25/13,739.94 = 2,917.07/x
  3. Step 3: Cross multiply
    9,159.25x = 13,739.94 × 2,917.07
  4. Step 4: Simplify right side
    9,159.25x = 40,080,366.78
  5. Step 5: Solve for x
    x = 40,080,366.78/9,159.25
  6. Step 6: Final answer
    x = 4,375.94

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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.