Home / 5,340.19-8,003.32-3,864.38

Finding the Fourth Proportional to 5,340.19, 8,003.32 and 3,864.38

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Solution

The fourth proportional to 5,340.19, 8,003.32 and 3,864.38 is: 5,791.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.19 : 8,003.32 = 3,864.38 : x
  2. Step 2: Convert to fraction form
    5,340.19/8,003.32 = 3,864.38/x
  3. Step 3: Cross multiply
    5,340.19x = 8,003.32 × 3,864.38
  4. Step 4: Simplify right side
    5,340.19x = 30,927,893.03
  5. Step 5: Solve for x
    x = 30,927,893.03/5,340.19
  6. Step 6: Final answer
    x = 5,791.53

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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.