Home / 6,600.62-9,108.68-3,616.35

Finding the Fourth Proportional to 6,600.62, 9,108.68 and 3,616.35

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Solution

The fourth proportional to 6,600.62, 9,108.68 and 3,616.35 is: 4,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.62 : 9,108.68 = 3,616.35 : x
  2. Step 2: Convert to fraction form
    6,600.62/9,108.68 = 3,616.35/x
  3. Step 3: Cross multiply
    6,600.62x = 9,108.68 × 3,616.35
  4. Step 4: Simplify right side
    6,600.62x = 32,940,156.84
  5. Step 5: Solve for x
    x = 32,940,156.84/6,600.62
  6. Step 6: Final answer
    x = 4,990.47

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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.