Home / 11,840.72-17,757.24-4,050.64

Finding the Fourth Proportional to 11,840.72, 17,757.24 and 4,050.64

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Solution

The fourth proportional to 11,840.72, 17,757.24 and 4,050.64 is: 6,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,840.72 : 17,757.24 = 4,050.64 : x
  2. Step 2: Convert to fraction form
    11,840.72/17,757.24 = 4,050.64/x
  3. Step 3: Cross multiply
    11,840.72x = 17,757.24 × 4,050.64
  4. Step 4: Simplify right side
    11,840.72x = 71,928,186.63
  5. Step 5: Solve for x
    x = 71,928,186.63/11,840.72
  6. Step 6: Final answer
    x = 6,074.65

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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.