Home / 4,190.23-6,285.48-1,997.83

Finding the Fourth Proportional to 4,190.23, 6,285.48 and 1,997.83

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Solution

The fourth proportional to 4,190.23, 6,285.48 and 1,997.83 is: 2,996.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.23 : 6,285.48 = 1,997.83 : x
  2. Step 2: Convert to fraction form
    4,190.23/6,285.48 = 1,997.83/x
  3. Step 3: Cross multiply
    4,190.23x = 6,285.48 × 1,997.83
  4. Step 4: Simplify right side
    4,190.23x = 12,557,320.51
  5. Step 5: Solve for x
    x = 12,557,320.51/4,190.23
  6. Step 6: Final answer
    x = 2,996.81

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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.