Home / 3,221.24-4,832.46-2,126.52

Finding the Fourth Proportional to 3,221.24, 4,832.46 and 2,126.52

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Solution

The fourth proportional to 3,221.24, 4,832.46 and 2,126.52 is: 3,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.24 : 4,832.46 = 2,126.52 : x
  2. Step 2: Convert to fraction form
    3,221.24/4,832.46 = 2,126.52/x
  3. Step 3: Cross multiply
    3,221.24x = 4,832.46 × 2,126.52
  4. Step 4: Simplify right side
    3,221.24x = 10,276,322.84
  5. Step 5: Solve for x
    x = 10,276,322.84/3,221.24
  6. Step 6: Final answer
    x = 3,190.18

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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.