Home / 11,587.46-17,381.18-3,796.88

Finding the Fourth Proportional to 11,587.46, 17,381.18 and 3,796.88

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Solution

The fourth proportional to 11,587.46, 17,381.18 and 3,796.88 is: 5,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587.46 : 17,381.18 = 3,796.88 : x
  2. Step 2: Convert to fraction form
    11,587.46/17,381.18 = 3,796.88/x
  3. Step 3: Cross multiply
    11,587.46x = 17,381.18 × 3,796.88
  4. Step 4: Simplify right side
    11,587.46x = 65,994,177.30
  5. Step 5: Solve for x
    x = 65,994,177.30/11,587.46
  6. Step 6: Final answer
    x = 5,695.31

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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.