Home / 6,201.88-8,557.68-4,108.84

Finding the Fourth Proportional to 6,201.88, 8,557.68 and 4,108.84

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Solution

The fourth proportional to 6,201.88, 8,557.68 and 4,108.84 is: 5,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.88 : 8,557.68 = 4,108.84 : x
  2. Step 2: Convert to fraction form
    6,201.88/8,557.68 = 4,108.84/x
  3. Step 3: Cross multiply
    6,201.88x = 8,557.68 × 4,108.84
  4. Step 4: Simplify right side
    6,201.88x = 35,162,131.91
  5. Step 5: Solve for x
    x = 35,162,131.91/6,201.88
  6. Step 6: Final answer
    x = 5,669.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.