Home / 4,157.79-6,237.24-3,418.12

Finding the Fourth Proportional to 4,157.79, 6,237.24 and 3,418.12

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Solution

The fourth proportional to 4,157.79, 6,237.24 and 3,418.12 is: 5,127.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.79 : 6,237.24 = 3,418.12 : x
  2. Step 2: Convert to fraction form
    4,157.79/6,237.24 = 3,418.12/x
  3. Step 3: Cross multiply
    4,157.79x = 6,237.24 × 3,418.12
  4. Step 4: Simplify right side
    4,157.79x = 21,319,634.79
  5. Step 5: Solve for x
    x = 21,319,634.79/4,157.79
  6. Step 6: Final answer
    x = 5,127.64

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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.