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Finding the Fourth Proportional to 5,552.19, 7,662.03 and 3,068.19

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Solution

The fourth proportional to 5,552.19, 7,662.03 and 3,068.19 is: 4,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.19 : 7,662.03 = 3,068.19 : x
  2. Step 2: Convert to fraction form
    5,552.19/7,662.03 = 3,068.19/x
  3. Step 3: Cross multiply
    5,552.19x = 7,662.03 × 3,068.19
  4. Step 4: Simplify right side
    5,552.19x = 23,508,548.48
  5. Step 5: Solve for x
    x = 23,508,548.48/5,552.19
  6. Step 6: Final answer
    x = 4,234.10

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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.