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Finding the Fourth Proportional to 8,073.50, 12,110.90 and 2,230.10

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Solution

The fourth proportional to 8,073.50, 12,110.90 and 2,230.10 is: 3,345.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.50 : 12,110.90 = 2,230.10 : x
  2. Step 2: Convert to fraction form
    8,073.50/12,110.90 = 2,230.10/x
  3. Step 3: Cross multiply
    8,073.50x = 12,110.90 × 2,230.10
  4. Step 4: Simplify right side
    8,073.50x = 27,008,518.09
  5. Step 5: Solve for x
    x = 27,008,518.09/8,073.50
  6. Step 6: Final answer
    x = 3,345.33

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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.