Home / 5,919.55-8,168.76-3,367.58

Finding the Fourth Proportional to 5,919.55, 8,168.76 and 3,367.58

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Solution

The fourth proportional to 5,919.55, 8,168.76 and 3,367.58 is: 4,647.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.55 : 8,168.76 = 3,367.58 : x
  2. Step 2: Convert to fraction form
    5,919.55/8,168.76 = 3,367.58/x
  3. Step 3: Cross multiply
    5,919.55x = 8,168.76 × 3,367.58
  4. Step 4: Simplify right side
    5,919.55x = 27,508,911.96
  5. Step 5: Solve for x
    x = 27,508,911.96/5,919.55
  6. Step 6: Final answer
    x = 4,647.13

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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.