Home / 4,197.31-5,791.89-2,308.86

Finding the Fourth Proportional to 4,197.31, 5,791.89 and 2,308.86

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Solution

The fourth proportional to 4,197.31, 5,791.89 and 2,308.86 is: 3,186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.31 : 5,791.89 = 2,308.86 : x
  2. Step 2: Convert to fraction form
    4,197.31/5,791.89 = 2,308.86/x
  3. Step 3: Cross multiply
    4,197.31x = 5,791.89 × 2,308.86
  4. Step 4: Simplify right side
    4,197.31x = 13,372,663.15
  5. Step 5: Solve for x
    x = 13,372,663.15/4,197.31
  6. Step 6: Final answer
    x = 3,186.01

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1.5x scale

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.