Home / 8,114.05-11,197.39-4,388.05

Finding the Fourth Proportional to 8,114.05, 11,197.39 and 4,388.05

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Solution

The fourth proportional to 8,114.05, 11,197.39 and 4,388.05 is: 6,055.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.05 : 11,197.39 = 4,388.05 : x
  2. Step 2: Convert to fraction form
    8,114.05/11,197.39 = 4,388.05/x
  3. Step 3: Cross multiply
    8,114.05x = 11,197.39 × 4,388.05
  4. Step 4: Simplify right side
    8,114.05x = 49,134,685.25
  5. Step 5: Solve for x
    x = 49,134,685.25/8,114.05
  6. Step 6: Final answer
    x = 6,055.51

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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.