Home / 3,895.43-5,837.67-2,920.46

Finding the Fourth Proportional to 3,895.43, 5,837.67 and 2,920.46

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Solution

The fourth proportional to 3,895.43, 5,837.67 and 2,920.46 is: 4,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.43 : 5,837.67 = 2,920.46 : x
  2. Step 2: Convert to fraction form
    3,895.43/5,837.67 = 2,920.46/x
  3. Step 3: Cross multiply
    3,895.43x = 5,837.67 × 2,920.46
  4. Step 4: Simplify right side
    3,895.43x = 17,048,652.54
  5. Step 5: Solve for x
    x = 17,048,652.54/3,895.43
  6. Step 6: Final answer
    x = 4,376.58

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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.