Home / 2,683.68-3,699-1,842.96

Finding the Fourth Proportional to 2,683.68, 3,699 and 1,842.96

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Solution

The fourth proportional to 2,683.68, 3,699 and 1,842.96 is: 2,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.68 : 3,699 = 1,842.96 : x
  2. Step 2: Convert to fraction form
    2,683.68/3,699 = 1,842.96/x
  3. Step 3: Cross multiply
    2,683.68x = 3,699 × 1,842.96
  4. Step 4: Simplify right side
    2,683.68x = 6,817,109.04
  5. Step 5: Solve for x
    x = 6,817,109.04/2,683.68
  6. Step 6: Final answer
    x = 2,540.21

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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.