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Finding the Fourth Proportional to 6,600.95, 9,903.26 and 5,365.30

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Solution

The fourth proportional to 6,600.95, 9,903.26 and 5,365.30 is: 8,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.95 : 9,903.26 = 5,365.30 : x
  2. Step 2: Convert to fraction form
    6,600.95/9,903.26 = 5,365.30/x
  3. Step 3: Cross multiply
    6,600.95x = 9,903.26 × 5,365.30
  4. Step 4: Simplify right side
    6,600.95x = 53,133,960.88
  5. Step 5: Solve for x
    x = 53,133,960.88/6,600.95
  6. Step 6: Final answer
    x = 8,049.44

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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.