Home / 3,272.45-4,515.21-2,212.19

Finding the Fourth Proportional to 3,272.45, 4,515.21 and 2,212.19

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Solution

The fourth proportional to 3,272.45, 4,515.21 and 2,212.19 is: 3,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.45 : 4,515.21 = 2,212.19 : x
  2. Step 2: Convert to fraction form
    3,272.45/4,515.21 = 2,212.19/x
  3. Step 3: Cross multiply
    3,272.45x = 4,515.21 × 2,212.19
  4. Step 4: Simplify right side
    3,272.45x = 9,988,502.41
  5. Step 5: Solve for x
    x = 9,988,502.41/3,272.45
  6. Step 6: Final answer
    x = 3,052.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,273.45, 4,516.59 and 2,213.19
Similar ratio
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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.