Home / 4,940.45-6,816.44-2,950.28

Finding the Fourth Proportional to 4,940.45, 6,816.44 and 2,950.28

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Solution

The fourth proportional to 4,940.45, 6,816.44 and 2,950.28 is: 4,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.45 : 6,816.44 = 2,950.28 : x
  2. Step 2: Convert to fraction form
    4,940.45/6,816.44 = 2,950.28/x
  3. Step 3: Cross multiply
    4,940.45x = 6,816.44 × 2,950.28
  4. Step 4: Simplify right side
    4,940.45x = 20,110,357.77
  5. Step 5: Solve for x
    x = 20,110,357.77/4,940.45
  6. Step 6: Final answer
    x = 4,070.56

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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.