Home / 3,934.31-5,899.64-2,291.36

Finding the Fourth Proportional to 3,934.31, 5,899.64 and 2,291.36

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Solution

The fourth proportional to 3,934.31, 5,899.64 and 2,291.36 is: 3,435.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.31 : 5,899.64 = 2,291.36 : x
  2. Step 2: Convert to fraction form
    3,934.31/5,899.64 = 2,291.36/x
  3. Step 3: Cross multiply
    3,934.31x = 5,899.64 × 2,291.36
  4. Step 4: Simplify right side
    3,934.31x = 13,518,158.16
  5. Step 5: Solve for x
    x = 13,518,158.16/3,934.31
  6. Step 6: Final answer
    x = 3,435.97

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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.