Home / 4,193.12-6,288.55-1,997.48

Finding the Fourth Proportional to 4,193.12, 6,288.55 and 1,997.48

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Solution

The fourth proportional to 4,193.12, 6,288.55 and 1,997.48 is: 2,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.12 : 6,288.55 = 1,997.48 : x
  2. Step 2: Convert to fraction form
    4,193.12/6,288.55 = 1,997.48/x
  3. Step 3: Cross multiply
    4,193.12x = 6,288.55 × 1,997.48
  4. Step 4: Simplify right side
    4,193.12x = 12,561,252.85
  5. Step 5: Solve for x
    x = 12,561,252.85/4,193.12
  6. Step 6: Final answer
    x = 2,995.68

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1.5x scale

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.