Home / 2,863.26-4,293.42-1,693.62

Finding the Fourth Proportional to 2,863.26, 4,293.42 and 1,693.62

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Solution

The fourth proportional to 2,863.26, 4,293.42 and 1,693.62 is: 2,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.26 : 4,293.42 = 1,693.62 : x
  2. Step 2: Convert to fraction form
    2,863.26/4,293.42 = 1,693.62/x
  3. Step 3: Cross multiply
    2,863.26x = 4,293.42 × 1,693.62
  4. Step 4: Simplify right side
    2,863.26x = 7,271,421.98
  5. Step 5: Solve for x
    x = 7,271,421.98/2,863.26
  6. Step 6: Final answer
    x = 2,539.56

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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.