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Finding the Fourth Proportional to 6,600.08, 9,099.72 and 4,713.92

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Solution

The fourth proportional to 6,600.08, 9,099.72 and 4,713.92 is: 6,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.08 : 9,099.72 = 4,713.92 : x
  2. Step 2: Convert to fraction form
    6,600.08/9,099.72 = 4,713.92/x
  3. Step 3: Cross multiply
    6,600.08x = 9,099.72 × 4,713.92
  4. Step 4: Simplify right side
    6,600.08x = 42,895,352.10
  5. Step 5: Solve for x
    x = 42,895,352.10/6,600.08
  6. Step 6: Final answer
    x = 6,499.22

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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.