Home / 6,690.44-10,032-2,791.91

Finding the Fourth Proportional to 6,690.44, 10,032 and 2,791.91

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Solution

The fourth proportional to 6,690.44, 10,032 and 2,791.91 is: 4,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.44 : 10,032 = 2,791.91 : x
  2. Step 2: Convert to fraction form
    6,690.44/10,032 = 2,791.91/x
  3. Step 3: Cross multiply
    6,690.44x = 10,032 × 2,791.91
  4. Step 4: Simplify right side
    6,690.44x = 28,008,390.96
  5. Step 5: Solve for x
    x = 28,008,390.96/6,690.44
  6. Step 6: Final answer
    x = 4,186.33

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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.