Home / 7,277.97-10,042.73-4,091.43

Finding the Fourth Proportional to 7,277.97, 10,042.73 and 4,091.43

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Solution

The fourth proportional to 7,277.97, 10,042.73 and 4,091.43 is: 5,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.97 : 10,042.73 = 4,091.43 : x
  2. Step 2: Convert to fraction form
    7,277.97/10,042.73 = 4,091.43/x
  3. Step 3: Cross multiply
    7,277.97x = 10,042.73 × 4,091.43
  4. Step 4: Simplify right side
    7,277.97x = 41,089,126.80
  5. Step 5: Solve for x
    x = 41,089,126.80/7,277.97
  6. Step 6: Final answer
    x = 5,645.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.