Home / 7,424.28-10,245.49-4,067.10

Finding the Fourth Proportional to 7,424.28, 10,245.49 and 4,067.10

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Solution

The fourth proportional to 7,424.28, 10,245.49 and 4,067.10 is: 5,612.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.28 : 10,245.49 = 4,067.10 : x
  2. Step 2: Convert to fraction form
    7,424.28/10,245.49 = 4,067.10/x
  3. Step 3: Cross multiply
    7,424.28x = 10,245.49 × 4,067.10
  4. Step 4: Simplify right side
    7,424.28x = 41,669,422.21
  5. Step 5: Solve for x
    x = 41,669,422.21/7,424.28
  6. Step 6: Final answer
    x = 5,612.59

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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.