Home / 5,189.02-7,785.82-2,723.24

Finding the Fourth Proportional to 5,189.02, 7,785.82 and 2,723.24

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Solution

The fourth proportional to 5,189.02, 7,785.82 and 2,723.24 is: 4,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.02 : 7,785.82 = 2,723.24 : x
  2. Step 2: Convert to fraction form
    5,189.02/7,785.82 = 2,723.24/x
  3. Step 3: Cross multiply
    5,189.02x = 7,785.82 × 2,723.24
  4. Step 4: Simplify right side
    5,189.02x = 21,202,656.46
  5. Step 5: Solve for x
    x = 21,202,656.46/5,189.02
  6. Step 6: Final answer
    x = 4,086.06

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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.