Home / 5,912.05-8,158.68-3,259.55

Finding the Fourth Proportional to 5,912.05, 8,158.68 and 3,259.55

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Solution

The fourth proportional to 5,912.05, 8,158.68 and 3,259.55 is: 4,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.05 : 8,158.68 = 3,259.55 : x
  2. Step 2: Convert to fraction form
    5,912.05/8,158.68 = 3,259.55/x
  3. Step 3: Cross multiply
    5,912.05x = 8,158.68 × 3,259.55
  4. Step 4: Simplify right side
    5,912.05x = 26,593,625.39
  5. Step 5: Solve for x
    x = 26,593,625.39/5,912.05
  6. Step 6: Final answer
    x = 4,498.21

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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.