Home / 7,414.56-11,118.24-2,797.92

Finding the Fourth Proportional to 7,414.56, 11,118.24 and 2,797.92

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Solution

The fourth proportional to 7,414.56, 11,118.24 and 2,797.92 is: 4,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.56 : 11,118.24 = 2,797.92 : x
  2. Step 2: Convert to fraction form
    7,414.56/11,118.24 = 2,797.92/x
  3. Step 3: Cross multiply
    7,414.56x = 11,118.24 × 2,797.92
  4. Step 4: Simplify right side
    7,414.56x = 31,107,946.06
  5. Step 5: Solve for x
    x = 31,107,946.06/7,414.56
  6. Step 6: Final answer
    x = 4,195.52

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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.