Home / 4,499.44-6,743.78-2,940.20

Finding the Fourth Proportional to 4,499.44, 6,743.78 and 2,940.20

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Solution

The fourth proportional to 4,499.44, 6,743.78 and 2,940.20 is: 4,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.44 : 6,743.78 = 2,940.20 : x
  2. Step 2: Convert to fraction form
    4,499.44/6,743.78 = 2,940.20/x
  3. Step 3: Cross multiply
    4,499.44x = 6,743.78 × 2,940.20
  4. Step 4: Simplify right side
    4,499.44x = 19,828,061.96
  5. Step 5: Solve for x
    x = 19,828,061.96/4,499.44
  6. Step 6: Final answer
    x = 4,406.78

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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.