Home / 3,771.23-5,209.36-2,897.94

Finding the Fourth Proportional to 3,771.23, 5,209.36 and 2,897.94

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Solution

The fourth proportional to 3,771.23, 5,209.36 and 2,897.94 is: 4,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.23 : 5,209.36 = 2,897.94 : x
  2. Step 2: Convert to fraction form
    3,771.23/5,209.36 = 2,897.94/x
  3. Step 3: Cross multiply
    3,771.23x = 5,209.36 × 2,897.94
  4. Step 4: Simplify right side
    3,771.23x = 15,096,441.31
  5. Step 5: Solve for x
    x = 15,096,441.31/3,771.23
  6. Step 6: Final answer
    x = 4,003.06

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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.