Home / 6,664.01-9,990.61-2,771.33

Finding the Fourth Proportional to 6,664.01, 9,990.61 and 2,771.33

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Solution

The fourth proportional to 6,664.01, 9,990.61 and 2,771.33 is: 4,154.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664.01 : 9,990.61 = 2,771.33 : x
  2. Step 2: Convert to fraction form
    6,664.01/9,990.61 = 2,771.33/x
  3. Step 3: Cross multiply
    6,664.01x = 9,990.61 × 2,771.33
  4. Step 4: Simplify right side
    6,664.01x = 27,687,220.33
  5. Step 5: Solve for x
    x = 27,687,220.33/6,664.01
  6. Step 6: Final answer
    x = 4,154.74

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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.