Home / 8,369.06-12,548.67-3,175.30

Finding the Fourth Proportional to 8,369.06, 12,548.67 and 3,175.30

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Solution

The fourth proportional to 8,369.06, 12,548.67 and 3,175.30 is: 4,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.06 : 12,548.67 = 3,175.30 : x
  2. Step 2: Convert to fraction form
    8,369.06/12,548.67 = 3,175.30/x
  3. Step 3: Cross multiply
    8,369.06x = 12,548.67 × 3,175.30
  4. Step 4: Simplify right side
    8,369.06x = 39,845,791.85
  5. Step 5: Solve for x
    x = 39,845,791.85/8,369.06
  6. Step 6: Final answer
    x = 4,761.08

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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.