Home / 11,842.80-17,764.50-4,051.56

Finding the Fourth Proportional to 11,842.80, 17,764.50 and 4,051.56

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Solution

The fourth proportional to 11,842.80, 17,764.50 and 4,051.56 is: 6,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.80 : 17,764.50 = 4,051.56 : x
  2. Step 2: Convert to fraction form
    11,842.80/17,764.50 = 4,051.56/x
  3. Step 3: Cross multiply
    11,842.80x = 17,764.50 × 4,051.56
  4. Step 4: Simplify right side
    11,842.80x = 71,973,937.62
  5. Step 5: Solve for x
    x = 71,973,937.62/11,842.80
  6. Step 6: Final answer
    x = 6,077.44

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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.