Home / 5,553.91-8,330.74-2,266.21

Finding the Fourth Proportional to 5,553.91, 8,330.74 and 2,266.21

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Solution

The fourth proportional to 5,553.91, 8,330.74 and 2,266.21 is: 3,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.91 : 8,330.74 = 2,266.21 : x
  2. Step 2: Convert to fraction form
    5,553.91/8,330.74 = 2,266.21/x
  3. Step 3: Cross multiply
    5,553.91x = 8,330.74 × 2,266.21
  4. Step 4: Simplify right side
    5,553.91x = 18,879,206.30
  5. Step 5: Solve for x
    x = 18,879,206.30/5,553.91
  6. Step 6: Final answer
    x = 3,399.26

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