Home / 6,600.44-9,108.61-3,616.21

Finding the Fourth Proportional to 6,600.44, 9,108.61 and 3,616.21

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Solution

The fourth proportional to 6,600.44, 9,108.61 and 3,616.21 is: 4,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.44 : 9,108.61 = 3,616.21 : x
  2. Step 2: Convert to fraction form
    6,600.44/9,108.61 = 3,616.21/x
  3. Step 3: Cross multiply
    6,600.44x = 9,108.61 × 3,616.21
  4. Step 4: Simplify right side
    6,600.44x = 32,938,646.57
  5. Step 5: Solve for x
    x = 32,938,646.57/6,600.44
  6. Step 6: Final answer
    x = 4,990.37

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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.