Home / 4,949.36-7,424.27-2,756.44

Finding the Fourth Proportional to 4,949.36, 7,424.27 and 2,756.44

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Solution

The fourth proportional to 4,949.36, 7,424.27 and 2,756.44 is: 4,134.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.36 : 7,424.27 = 2,756.44 : x
  2. Step 2: Convert to fraction form
    4,949.36/7,424.27 = 2,756.44/x
  3. Step 3: Cross multiply
    4,949.36x = 7,424.27 × 2,756.44
  4. Step 4: Simplify right side
    4,949.36x = 20,464,554.80
  5. Step 5: Solve for x
    x = 20,464,554.80/4,949.36
  6. Step 6: Final answer
    x = 4,134.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.