Home / 4,238.88-5,849.40-2,491.16

Finding the Fourth Proportional to 4,238.88, 5,849.40 and 2,491.16

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Solution

The fourth proportional to 4,238.88, 5,849.40 and 2,491.16 is: 3,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.88 : 5,849.40 = 2,491.16 : x
  2. Step 2: Convert to fraction form
    4,238.88/5,849.40 = 2,491.16/x
  3. Step 3: Cross multiply
    4,238.88x = 5,849.40 × 2,491.16
  4. Step 4: Simplify right side
    4,238.88x = 14,571,791.30
  5. Step 5: Solve for x
    x = 14,571,791.30/4,238.88
  6. Step 6: Final answer
    x = 3,437.65

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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.