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Finding the Fourth Proportional to 8,069.67, 11,135.63 and 4,484.41

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Solution

The fourth proportional to 8,069.67, 11,135.63 and 4,484.41 is: 6,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.67 : 11,135.63 = 4,484.41 : x
  2. Step 2: Convert to fraction form
    8,069.67/11,135.63 = 4,484.41/x
  3. Step 3: Cross multiply
    8,069.67x = 11,135.63 × 4,484.41
  4. Step 4: Simplify right side
    8,069.67x = 49,936,674.85
  5. Step 5: Solve for x
    x = 49,936,674.85/8,069.67
  6. Step 6: Final answer
    x = 6,188.19

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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.