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Finding the Fourth Proportional to 6,600.54, 9,108.50 and 3,946.37

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Solution

The fourth proportional to 6,600.54, 9,108.50 and 3,946.37 is: 5,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.54 : 9,108.50 = 3,946.37 : x
  2. Step 2: Convert to fraction form
    6,600.54/9,108.50 = 3,946.37/x
  3. Step 3: Cross multiply
    6,600.54x = 9,108.50 × 3,946.37
  4. Step 4: Simplify right side
    6,600.54x = 35,945,445.87
  5. Step 5: Solve for x
    x = 35,945,445.87/6,600.54
  6. Step 6: Final answer
    x = 5,445.83

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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.