Home / 6,664.09-9,996.85-4,083.61

Finding the Fourth Proportional to 6,664.09, 9,996.85 and 4,083.61

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Solution

The fourth proportional to 6,664.09, 9,996.85 and 4,083.61 is: 6,125.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.09 : 9,996.85 = 4,083.61 : x
  2. Step 2: Convert to fraction form
    6,664.09/9,996.85 = 4,083.61/x
  3. Step 3: Cross multiply
    6,664.09x = 9,996.85 × 4,083.61
  4. Step 4: Simplify right side
    6,664.09x = 40,823,186.64
  5. Step 5: Solve for x
    x = 40,823,186.64/6,664.09
  6. Step 6: Final answer
    x = 6,125.85

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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.