Home / 5,126.94-7,690.56-2,006.82

Finding the Fourth Proportional to 5,126.94, 7,690.56 and 2,006.82

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Solution

The fourth proportional to 5,126.94, 7,690.56 and 2,006.82 is: 3,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.94 : 7,690.56 = 2,006.82 : x
  2. Step 2: Convert to fraction form
    5,126.94/7,690.56 = 2,006.82/x
  3. Step 3: Cross multiply
    5,126.94x = 7,690.56 × 2,006.82
  4. Step 4: Simplify right side
    5,126.94x = 15,433,569.62
  5. Step 5: Solve for x
    x = 15,433,569.62/5,126.94
  6. Step 6: Final answer
    x = 3,010.29

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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.