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Finding the Fourth Proportional to 8,773.35, 13,162.19 and 6,181.35

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Solution

The fourth proportional to 8,773.35, 13,162.19 and 6,181.35 is: 9,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.35 : 13,162.19 = 6,181.35 : x
  2. Step 2: Convert to fraction form
    8,773.35/13,162.19 = 6,181.35/x
  3. Step 3: Cross multiply
    8,773.35x = 13,162.19 × 6,181.35
  4. Step 4: Simplify right side
    8,773.35x = 81,360,072.25
  5. Step 5: Solve for x
    x = 81,360,072.25/8,773.35
  6. Step 6: Final answer
    x = 9,273.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.