Home / 5,168.82-7,120.90-3,594.18

Finding the Fourth Proportional to 5,168.82, 7,120.90 and 3,594.18

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Solution

The fourth proportional to 5,168.82, 7,120.90 and 3,594.18 is: 4,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.82 : 7,120.90 = 3,594.18 : x
  2. Step 2: Convert to fraction form
    5,168.82/7,120.90 = 3,594.18/x
  3. Step 3: Cross multiply
    5,168.82x = 7,120.90 × 3,594.18
  4. Step 4: Simplify right side
    5,168.82x = 25,593,796.36
  5. Step 5: Solve for x
    x = 25,593,796.36/5,168.82
  6. Step 6: Final answer
    x = 4,951.57

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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.