Home / 3,092.12-4,631.68-2,223.80

Finding the Fourth Proportional to 3,092.12, 4,631.68 and 2,223.80

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Solution

The fourth proportional to 3,092.12, 4,631.68 and 2,223.80 is: 3,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.12 : 4,631.68 = 2,223.80 : x
  2. Step 2: Convert to fraction form
    3,092.12/4,631.68 = 2,223.80/x
  3. Step 3: Cross multiply
    3,092.12x = 4,631.68 × 2,223.80
  4. Step 4: Simplify right side
    3,092.12x = 10,299,929.98
  5. Step 5: Solve for x
    x = 10,299,929.98/3,092.12
  6. Step 6: Final answer
    x = 3,331.03

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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.