Home / 3,153.96-4,722.66-2,224.47

Finding the Fourth Proportional to 3,153.96, 4,722.66 and 2,224.47

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Solution

The fourth proportional to 3,153.96, 4,722.66 and 2,224.47 is: 3,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.96 : 4,722.66 = 2,224.47 : x
  2. Step 2: Convert to fraction form
    3,153.96/4,722.66 = 2,224.47/x
  3. Step 3: Cross multiply
    3,153.96x = 4,722.66 × 2,224.47
  4. Step 4: Simplify right side
    3,153.96x = 10,505,415.49
  5. Step 5: Solve for x
    x = 10,505,415.49/3,153.96
  6. Step 6: Final answer
    x = 3,330.87

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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.