Home / 7,424.42-10,245.85-4,067.24

Finding the Fourth Proportional to 7,424.42, 10,245.85 and 4,067.24

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Solution

The fourth proportional to 7,424.42, 10,245.85 and 4,067.24 is: 5,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.42 : 10,245.85 = 4,067.24 : x
  2. Step 2: Convert to fraction form
    7,424.42/10,245.85 = 4,067.24/x
  3. Step 3: Cross multiply
    7,424.42x = 10,245.85 × 4,067.24
  4. Step 4: Simplify right side
    7,424.42x = 41,672,330.95
  5. Step 5: Solve for x
    x = 41,672,330.95/7,424.42
  6. Step 6: Final answer
    x = 5,612.87

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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.