Home / 6,677.48-10,015.41-2,781.38

Finding the Fourth Proportional to 6,677.48, 10,015.41 and 2,781.38

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Solution

The fourth proportional to 6,677.48, 10,015.41 and 2,781.38 is: 4,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,677.48 : 10,015.41 = 2,781.38 : x
  2. Step 2: Convert to fraction form
    6,677.48/10,015.41 = 2,781.38/x
  3. Step 3: Cross multiply
    6,677.48x = 10,015.41 × 2,781.38
  4. Step 4: Simplify right side
    6,677.48x = 27,856,661.07
  5. Step 5: Solve for x
    x = 27,856,661.07/6,677.48
  6. Step 6: Final answer
    x = 4,171.73

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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.