Home / 4,192.29-6,291.48-3,380.37

Finding the Fourth Proportional to 4,192.29, 6,291.48 and 3,380.37

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Solution

The fourth proportional to 4,192.29, 6,291.48 and 3,380.37 is: 5,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.29 : 6,291.48 = 3,380.37 : x
  2. Step 2: Convert to fraction form
    4,192.29/6,291.48 = 3,380.37/x
  3. Step 3: Cross multiply
    4,192.29x = 6,291.48 × 3,380.37
  4. Step 4: Simplify right side
    4,192.29x = 21,267,530.25
  5. Step 5: Solve for x
    x = 21,267,530.25/4,192.29
  6. Step 6: Final answer
    x = 5,073.01

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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.