Home / 4,394.31-6,605.03-2,942.79

Finding the Fourth Proportional to 4,394.31, 6,605.03 and 2,942.79

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Solution

The fourth proportional to 4,394.31, 6,605.03 and 2,942.79 is: 4,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.31 : 6,605.03 = 2,942.79 : x
  2. Step 2: Convert to fraction form
    4,394.31/6,605.03 = 2,942.79/x
  3. Step 3: Cross multiply
    4,394.31x = 6,605.03 × 2,942.79
  4. Step 4: Simplify right side
    4,394.31x = 19,437,216.23
  5. Step 5: Solve for x
    x = 19,437,216.23/4,394.31
  6. Step 6: Final answer
    x = 4,423.27

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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.