Home / 3,142.58-4,337.31-2,349.87

Finding the Fourth Proportional to 3,142.58, 4,337.31 and 2,349.87

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Solution

The fourth proportional to 3,142.58, 4,337.31 and 2,349.87 is: 3,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.58 : 4,337.31 = 2,349.87 : x
  2. Step 2: Convert to fraction form
    3,142.58/4,337.31 = 2,349.87/x
  3. Step 3: Cross multiply
    3,142.58x = 4,337.31 × 2,349.87
  4. Step 4: Simplify right side
    3,142.58x = 10,192,114.65
  5. Step 5: Solve for x
    x = 10,192,114.65/3,142.58
  6. Step 6: Final answer
    x = 3,243.23

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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.