Home / 3,184.26-4,394.80-1,857.96

Finding the Fourth Proportional to 3,184.26, 4,394.80 and 1,857.96

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Solution

The fourth proportional to 3,184.26, 4,394.80 and 1,857.96 is: 2,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.26 : 4,394.80 = 1,857.96 : x
  2. Step 2: Convert to fraction form
    3,184.26/4,394.80 = 1,857.96/x
  3. Step 3: Cross multiply
    3,184.26x = 4,394.80 × 1,857.96
  4. Step 4: Simplify right side
    3,184.26x = 8,165,376.65
  5. Step 5: Solve for x
    x = 8,165,376.65/3,184.26
  6. Step 6: Final answer
    x = 2,564.29

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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.