Home / 4,455.79-6,142.69-3,194.62

Finding the Fourth Proportional to 4,455.79, 6,142.69 and 3,194.62

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Solution

The fourth proportional to 4,455.79, 6,142.69 and 3,194.62 is: 4,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.79 : 6,142.69 = 3,194.62 : x
  2. Step 2: Convert to fraction form
    4,455.79/6,142.69 = 3,194.62/x
  3. Step 3: Cross multiply
    4,455.79x = 6,142.69 × 3,194.62
  4. Step 4: Simplify right side
    4,455.79x = 19,623,560.33
  5. Step 5: Solve for x
    x = 19,623,560.33/4,455.79
  6. Step 6: Final answer
    x = 4,404.06

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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.