Home / 5,022.28-6,928.26-3,157.96

Finding the Fourth Proportional to 5,022.28, 6,928.26 and 3,157.96

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Solution

The fourth proportional to 5,022.28, 6,928.26 and 3,157.96 is: 4,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.28 : 6,928.26 = 3,157.96 : x
  2. Step 2: Convert to fraction form
    5,022.28/6,928.26 = 3,157.96/x
  3. Step 3: Cross multiply
    5,022.28x = 6,928.26 × 3,157.96
  4. Step 4: Simplify right side
    5,022.28x = 21,879,167.95
  5. Step 5: Solve for x
    x = 21,879,167.95/5,022.28
  6. Step 6: Final answer
    x = 4,356.42

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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.