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Finding the Fourth Proportional to 8,850.86, 13,253.01 and 8,073.26

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Solution

The fourth proportional to 8,850.86, 13,253.01 and 8,073.26 is: 12,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.86 : 13,253.01 = 8,073.26 : x
  2. Step 2: Convert to fraction form
    8,850.86/13,253.01 = 8,073.26/x
  3. Step 3: Cross multiply
    8,850.86x = 13,253.01 × 8,073.26
  4. Step 4: Simplify right side
    8,850.86x = 106,994,995.51
  5. Step 5: Solve for x
    x = 106,994,995.51/8,850.86
  6. Step 6: Final answer
    x = 12,088.66

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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.