Home / 6,739.04-10,108.48-2,122.08

Finding the Fourth Proportional to 6,739.04, 10,108.48 and 2,122.08

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Solution

The fourth proportional to 6,739.04, 10,108.48 and 2,122.08 is: 3,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.04 : 10,108.48 = 2,122.08 : x
  2. Step 2: Convert to fraction form
    6,739.04/10,108.48 = 2,122.08/x
  3. Step 3: Cross multiply
    6,739.04x = 10,108.48 × 2,122.08
  4. Step 4: Simplify right side
    6,739.04x = 21,451,003.24
  5. Step 5: Solve for x
    x = 21,451,003.24/6,739.04
  6. Step 6: Final answer
    x = 3,183.09

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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.