Home / 6,600.06-9,108.19-3,616.18

Finding the Fourth Proportional to 6,600.06, 9,108.19 and 3,616.18

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Solution

The fourth proportional to 6,600.06, 9,108.19 and 3,616.18 is: 4,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.06 : 9,108.19 = 3,616.18 : x
  2. Step 2: Convert to fraction form
    6,600.06/9,108.19 = 3,616.18/x
  3. Step 3: Cross multiply
    6,600.06x = 9,108.19 × 3,616.18
  4. Step 4: Simplify right side
    6,600.06x = 32,936,854.51
  5. Step 5: Solve for x
    x = 32,936,854.51/6,600.06
  6. Step 6: Final answer
    x = 4,990.39

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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.