Home / 3,683.25-5,517.48-1,828.76

Finding the Fourth Proportional to 3,683.25, 5,517.48 and 1,828.76

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Solution

The fourth proportional to 3,683.25, 5,517.48 and 1,828.76 is: 2,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.25 : 5,517.48 = 1,828.76 : x
  2. Step 2: Convert to fraction form
    3,683.25/5,517.48 = 1,828.76/x
  3. Step 3: Cross multiply
    3,683.25x = 5,517.48 × 1,828.76
  4. Step 4: Simplify right side
    3,683.25x = 10,090,126.00
  5. Step 5: Solve for x
    x = 10,090,126.00/3,683.25
  6. Step 6: Final answer
    x = 2,739.46

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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.