Home / 3,092.21-4,267.27-2,382.80

Finding the Fourth Proportional to 3,092.21, 4,267.27 and 2,382.80

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Solution

The fourth proportional to 3,092.21, 4,267.27 and 2,382.80 is: 3,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.21 : 4,267.27 = 2,382.80 : x
  2. Step 2: Convert to fraction form
    3,092.21/4,267.27 = 2,382.80/x
  3. Step 3: Cross multiply
    3,092.21x = 4,267.27 × 2,382.80
  4. Step 4: Simplify right side
    3,092.21x = 10,168,071.25
  5. Step 5: Solve for x
    x = 10,168,071.25/3,092.21
  6. Step 6: Final answer
    x = 3,288.28

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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.