Home / 5,213.74-7,196.22-3,223.10

Finding the Fourth Proportional to 5,213.74, 7,196.22 and 3,223.10

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Solution

The fourth proportional to 5,213.74, 7,196.22 and 3,223.10 is: 4,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.74 : 7,196.22 = 3,223.10 : x
  2. Step 2: Convert to fraction form
    5,213.74/7,196.22 = 3,223.10/x
  3. Step 3: Cross multiply
    5,213.74x = 7,196.22 × 3,223.10
  4. Step 4: Simplify right side
    5,213.74x = 23,194,136.68
  5. Step 5: Solve for x
    x = 23,194,136.68/5,213.74
  6. Step 6: Final answer
    x = 4,448.66

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.