Home / 8,161.72-11,263.46-5,018.92

Finding the Fourth Proportional to 8,161.72, 11,263.46 and 5,018.92

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Solution

The fourth proportional to 8,161.72, 11,263.46 and 5,018.92 is: 6,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.72 : 11,263.46 = 5,018.92 : x
  2. Step 2: Convert to fraction form
    8,161.72/11,263.46 = 5,018.92/x
  3. Step 3: Cross multiply
    8,161.72x = 11,263.46 × 5,018.92
  4. Step 4: Simplify right side
    8,161.72x = 56,530,404.66
  5. Step 5: Solve for x
    x = 56,530,404.66/8,161.72
  6. Step 6: Final answer
    x = 6,926.29

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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.