Home / 5,553.48-7,662.38-3,314.44

Finding the Fourth Proportional to 5,553.48, 7,662.38 and 3,314.44

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Solution

The fourth proportional to 5,553.48, 7,662.38 and 3,314.44 is: 4,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.48 : 7,662.38 = 3,314.44 : x
  2. Step 2: Convert to fraction form
    5,553.48/7,662.38 = 3,314.44/x
  3. Step 3: Cross multiply
    5,553.48x = 7,662.38 × 3,314.44
  4. Step 4: Simplify right side
    5,553.48x = 25,396,498.77
  5. Step 5: Solve for x
    x = 25,396,498.77/5,553.48
  6. Step 6: Final answer
    x = 4,573.08

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Half scale
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Double scale
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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.