Home / 3,827.90-5,741.83-1,362.81

Finding the Fourth Proportional to 3,827.90, 5,741.83 and 1,362.81

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Solution

The fourth proportional to 3,827.90, 5,741.83 and 1,362.81 is: 2,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.90 : 5,741.83 = 1,362.81 : x
  2. Step 2: Convert to fraction form
    3,827.90/5,741.83 = 1,362.81/x
  3. Step 3: Cross multiply
    3,827.90x = 5,741.83 × 1,362.81
  4. Step 4: Simplify right side
    3,827.90x = 7,825,023.34
  5. Step 5: Solve for x
    x = 7,825,023.34/3,827.90
  6. Step 6: Final answer
    x = 2,044.21

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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.