Home / 2,183.24-3,274.98-722.30

Finding the Fourth Proportional to 2,183.24, 3,274.98 and 722.30

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Solution

The fourth proportional to 2,183.24, 3,274.98 and 722.30 is: 1,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.24 : 3,274.98 = 722.30 : x
  2. Step 2: Convert to fraction form
    2,183.24/3,274.98 = 722.30/x
  3. Step 3: Cross multiply
    2,183.24x = 3,274.98 × 722.30
  4. Step 4: Simplify right side
    2,183.24x = 2,365,518.05
  5. Step 5: Solve for x
    x = 2,365,518.05/2,183.24
  6. Step 6: Final answer
    x = 1,083.49

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.