Home / 7,126.86-10,692.26-2,968.82

Finding the Fourth Proportional to 7,126.86, 10,692.26 and 2,968.82

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Solution

The fourth proportional to 7,126.86, 10,692.26 and 2,968.82 is: 4,454.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.86 : 10,692.26 = 2,968.82 : x
  2. Step 2: Convert to fraction form
    7,126.86/10,692.26 = 2,968.82/x
  3. Step 3: Cross multiply
    7,126.86x = 10,692.26 × 2,968.82
  4. Step 4: Simplify right side
    7,126.86x = 31,743,367.12
  5. Step 5: Solve for x
    x = 31,743,367.12/7,126.86
  6. Step 6: Final answer
    x = 4,454.04

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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.