Home / 5,414.44-7,472.28-3,056.64

Finding the Fourth Proportional to 5,414.44, 7,472.28 and 3,056.64

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Solution

The fourth proportional to 5,414.44, 7,472.28 and 3,056.64 is: 4,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.44 : 7,472.28 = 3,056.64 : x
  2. Step 2: Convert to fraction form
    5,414.44/7,472.28 = 3,056.64/x
  3. Step 3: Cross multiply
    5,414.44x = 7,472.28 × 3,056.64
  4. Step 4: Simplify right side
    5,414.44x = 22,840,069.94
  5. Step 5: Solve for x
    x = 22,840,069.94/5,414.44
  6. Step 6: Final answer
    x = 4,218.36

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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.