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Finding the Fourth Proportional to 6,553.92, 9,819.93 and 2,850.60

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Solution

The fourth proportional to 6,553.92, 9,819.93 and 2,850.60 is: 4,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.92 : 9,819.93 = 2,850.60 : x
  2. Step 2: Convert to fraction form
    6,553.92/9,819.93 = 2,850.60/x
  3. Step 3: Cross multiply
    6,553.92x = 9,819.93 × 2,850.60
  4. Step 4: Simplify right side
    6,553.92x = 27,992,692.46
  5. Step 5: Solve for x
    x = 27,992,692.46/6,553.92
  6. Step 6: Final answer
    x = 4,271.14

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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.