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Finding the Fourth Proportional to 11,763.34, 17,645.10 and 2,998.25

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Solution

The fourth proportional to 11,763.34, 17,645.10 and 2,998.25 is: 4,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.34 : 17,645.10 = 2,998.25 : x
  2. Step 2: Convert to fraction form
    11,763.34/17,645.10 = 2,998.25/x
  3. Step 3: Cross multiply
    11,763.34x = 17,645.10 × 2,998.25
  4. Step 4: Simplify right side
    11,763.34x = 52,904,421.08
  5. Step 5: Solve for x
    x = 52,904,421.08/11,763.34
  6. Step 6: Final answer
    x = 4,497.40

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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.