Home / 6,570.05-9,067.07-3,917.57

Finding the Fourth Proportional to 6,570.05, 9,067.07 and 3,917.57

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Solution

The fourth proportional to 6,570.05, 9,067.07 and 3,917.57 is: 5,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.05 : 9,067.07 = 3,917.57 : x
  2. Step 2: Convert to fraction form
    6,570.05/9,067.07 = 3,917.57/x
  3. Step 3: Cross multiply
    6,570.05x = 9,067.07 × 3,917.57
  4. Step 4: Simplify right side
    6,570.05x = 35,520,845.88
  5. Step 5: Solve for x
    x = 35,520,845.88/6,570.05
  6. Step 6: Final answer
    x = 5,406.48

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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.