Home / 4,092.96-5,642.34-2,832.09

Finding the Fourth Proportional to 4,092.96, 5,642.34 and 2,832.09

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Solution

The fourth proportional to 4,092.96, 5,642.34 and 2,832.09 is: 3,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.96 : 5,642.34 = 2,832.09 : x
  2. Step 2: Convert to fraction form
    4,092.96/5,642.34 = 2,832.09/x
  3. Step 3: Cross multiply
    4,092.96x = 5,642.34 × 2,832.09
  4. Step 4: Simplify right side
    4,092.96x = 15,979,614.69
  5. Step 5: Solve for x
    x = 15,979,614.69/4,092.96
  6. Step 6: Final answer
    x = 3,904.17

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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.