Home / 5,426.97-8,143.29-2,961.33

Finding the Fourth Proportional to 5,426.97, 8,143.29 and 2,961.33

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Solution

The fourth proportional to 5,426.97, 8,143.29 and 2,961.33 is: 4,443.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.97 : 8,143.29 = 2,961.33 : x
  2. Step 2: Convert to fraction form
    5,426.97/8,143.29 = 2,961.33/x
  3. Step 3: Cross multiply
    5,426.97x = 8,143.29 × 2,961.33
  4. Step 4: Simplify right side
    5,426.97x = 24,114,968.98
  5. Step 5: Solve for x
    x = 24,114,968.98/5,426.97
  6. Step 6: Final answer
    x = 4,443.54

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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.