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Finding the Fourth Proportional to 8,983.26, 13,466.61 and 8,245.26

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Solution

The fourth proportional to 8,983.26, 13,466.61 and 8,245.26 is: 12,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.26 : 13,466.61 = 8,245.26 : x
  2. Step 2: Convert to fraction form
    8,983.26/13,466.61 = 8,245.26/x
  3. Step 3: Cross multiply
    8,983.26x = 13,466.61 × 8,245.26
  4. Step 4: Simplify right side
    8,983.26x = 111,035,700.77
  5. Step 5: Solve for x
    x = 111,035,700.77/8,983.26
  6. Step 6: Final answer
    x = 12,360.29

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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.