Home / 7,424.89-10,246.34-4,067.91

Finding the Fourth Proportional to 7,424.89, 10,246.34 and 4,067.91

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Solution

The fourth proportional to 7,424.89, 10,246.34 and 4,067.91 is: 5,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.89 : 10,246.34 = 4,067.91 : x
  2. Step 2: Convert to fraction form
    7,424.89/10,246.34 = 4,067.91/x
  3. Step 3: Cross multiply
    7,424.89x = 10,246.34 × 4,067.91
  4. Step 4: Simplify right side
    7,424.89x = 41,681,199.12
  5. Step 5: Solve for x
    x = 41,681,199.12/7,424.89
  6. Step 6: Final answer
    x = 5,613.71

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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.