Home / 3,531.67-5,288.85-2,066.38

Finding the Fourth Proportional to 3,531.67, 5,288.85 and 2,066.38

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Solution

The fourth proportional to 3,531.67, 5,288.85 and 2,066.38 is: 3,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.67 : 5,288.85 = 2,066.38 : x
  2. Step 2: Convert to fraction form
    3,531.67/5,288.85 = 2,066.38/x
  3. Step 3: Cross multiply
    3,531.67x = 5,288.85 × 2,066.38
  4. Step 4: Simplify right side
    3,531.67x = 10,928,773.86
  5. Step 5: Solve for x
    x = 10,928,773.86/3,531.67
  6. Step 6: Final answer
    x = 3,094.51

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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.