Home / 5,553.75-8,330.62-2,223.49

Finding the Fourth Proportional to 5,553.75, 8,330.62 and 2,223.49

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Solution

The fourth proportional to 5,553.75, 8,330.62 and 2,223.49 is: 3,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.75 : 8,330.62 = 2,223.49 : x
  2. Step 2: Convert to fraction form
    5,553.75/8,330.62 = 2,223.49/x
  3. Step 3: Cross multiply
    5,553.75x = 8,330.62 × 2,223.49
  4. Step 4: Simplify right side
    5,553.75x = 18,523,060.84
  5. Step 5: Solve for x
    x = 18,523,060.84/5,553.75
  6. Step 6: Final answer
    x = 3,335.24

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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.