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Finding the Fourth Proportional to 8,018.66, 11,066.37 and 4,662.56

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Solution

The fourth proportional to 8,018.66, 11,066.37 and 4,662.56 is: 6,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.66 : 11,066.37 = 4,662.56 : x
  2. Step 2: Convert to fraction form
    8,018.66/11,066.37 = 4,662.56/x
  3. Step 3: Cross multiply
    8,018.66x = 11,066.37 × 4,662.56
  4. Step 4: Simplify right side
    8,018.66x = 51,597,614.11
  5. Step 5: Solve for x
    x = 51,597,614.11/8,018.66
  6. Step 6: Final answer
    x = 6,434.69

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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.