Home / 7,126.33-10,690.50-2,196.37

Finding the Fourth Proportional to 7,126.33, 10,690.50 and 2,196.37

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Solution

The fourth proportional to 7,126.33, 10,690.50 and 2,196.37 is: 3,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.33 : 10,690.50 = 2,196.37 : x
  2. Step 2: Convert to fraction form
    7,126.33/10,690.50 = 2,196.37/x
  3. Step 3: Cross multiply
    7,126.33x = 10,690.50 × 2,196.37
  4. Step 4: Simplify right side
    7,126.33x = 23,480,293.49
  5. Step 5: Solve for x
    x = 23,480,293.49/7,126.33
  6. Step 6: Final answer
    x = 3,294.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.