Home / 8,102.18-11,181.29-4,468.07

Finding the Fourth Proportional to 8,102.18, 11,181.29 and 4,468.07

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Solution

The fourth proportional to 8,102.18, 11,181.29 and 4,468.07 is: 6,166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.18 : 11,181.29 = 4,468.07 : x
  2. Step 2: Convert to fraction form
    8,102.18/11,181.29 = 4,468.07/x
  3. Step 3: Cross multiply
    8,102.18x = 11,181.29 × 4,468.07
  4. Step 4: Simplify right side
    8,102.18x = 49,958,708.16
  5. Step 5: Solve for x
    x = 49,958,708.16/8,102.18
  6. Step 6: Final answer
    x = 6,166.09

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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.