Home / 5,919.16-8,168.47-3,266.57

Finding the Fourth Proportional to 5,919.16, 8,168.47 and 3,266.57

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Solution

The fourth proportional to 5,919.16, 8,168.47 and 3,266.57 is: 4,507.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.16 : 8,168.47 = 3,266.57 : x
  2. Step 2: Convert to fraction form
    5,919.16/8,168.47 = 3,266.57/x
  3. Step 3: Cross multiply
    5,919.16x = 8,168.47 × 3,266.57
  4. Step 4: Simplify right side
    5,919.16x = 26,682,879.05
  5. Step 5: Solve for x
    x = 26,682,879.05/5,919.16
  6. Step 6: Final answer
    x = 4,507.88

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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.