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Finding the Fourth Proportional to 11,233.90, 16,850.90 and 2,913.33

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Solution

The fourth proportional to 11,233.90, 16,850.90 and 2,913.33 is: 4,370.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.90 : 16,850.90 = 2,913.33 : x
  2. Step 2: Convert to fraction form
    11,233.90/16,850.90 = 2,913.33/x
  3. Step 3: Cross multiply
    11,233.90x = 16,850.90 × 2,913.33
  4. Step 4: Simplify right side
    11,233.90x = 49,092,232.50
  5. Step 5: Solve for x
    x = 49,092,232.50/11,233.90
  6. Step 6: Final answer
    x = 4,370.01

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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.