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Finding the Fourth Proportional to 5,597.88, 8,398.20 and 1,900.14

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Solution

The fourth proportional to 5,597.88, 8,398.20 and 1,900.14 is: 2,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.88 : 8,398.20 = 1,900.14 : x
  2. Step 2: Convert to fraction form
    5,597.88/8,398.20 = 1,900.14/x
  3. Step 3: Cross multiply
    5,597.88x = 8,398.20 × 1,900.14
  4. Step 4: Simplify right side
    5,597.88x = 15,957,755.75
  5. Step 5: Solve for x
    x = 15,957,755.75/5,597.88
  6. Step 6: Final answer
    x = 2,850.68

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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.