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Finding the Fourth Proportional to 11,703.84, 17,552.11 and 3,910.83

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Solution

The fourth proportional to 11,703.84, 17,552.11 and 3,910.83 is: 5,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.84 : 17,552.11 = 3,910.83 : x
  2. Step 2: Convert to fraction form
    11,703.84/17,552.11 = 3,910.83/x
  3. Step 3: Cross multiply
    11,703.84x = 17,552.11 × 3,910.83
  4. Step 4: Simplify right side
    11,703.84x = 68,643,308.57
  5. Step 5: Solve for x
    x = 68,643,308.57/11,703.84
  6. Step 6: Final answer
    x = 5,865.02

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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.