Home / 11,670.38-17,508.13-4,274.90

Finding the Fourth Proportional to 11,670.38, 17,508.13 and 4,274.90

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Solution

The fourth proportional to 11,670.38, 17,508.13 and 4,274.90 is: 6,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.38 : 17,508.13 = 4,274.90 : x
  2. Step 2: Convert to fraction form
    11,670.38/17,508.13 = 4,274.90/x
  3. Step 3: Cross multiply
    11,670.38x = 17,508.13 × 4,274.90
  4. Step 4: Simplify right side
    11,670.38x = 74,845,536.64
  5. Step 5: Solve for x
    x = 74,845,536.64/11,670.38
  6. Step 6: Final answer
    x = 6,413.29

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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.