Home / 7,424.27-10,245.48-4,067.29

Finding the Fourth Proportional to 7,424.27, 10,245.48 and 4,067.29

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Solution

The fourth proportional to 7,424.27, 10,245.48 and 4,067.29 is: 5,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.27 : 10,245.48 = 4,067.29 : x
  2. Step 2: Convert to fraction form
    7,424.27/10,245.48 = 4,067.29/x
  3. Step 3: Cross multiply
    7,424.27x = 10,245.48 × 4,067.29
  4. Step 4: Simplify right side
    7,424.27x = 41,671,287.12
  5. Step 5: Solve for x
    x = 41,671,287.12/7,424.27
  6. Step 6: Final answer
    x = 5,612.85

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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.