Home / 3,895.60-5,844.96-1,893.28

Finding the Fourth Proportional to 3,895.60, 5,844.96 and 1,893.28

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Solution

The fourth proportional to 3,895.60, 5,844.96 and 1,893.28 is: 2,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.60 : 5,844.96 = 1,893.28 : x
  2. Step 2: Convert to fraction form
    3,895.60/5,844.96 = 1,893.28/x
  3. Step 3: Cross multiply
    3,895.60x = 5,844.96 × 1,893.28
  4. Step 4: Simplify right side
    3,895.60x = 11,066,145.87
  5. Step 5: Solve for x
    x = 11,066,145.87/3,895.60
  6. Step 6: Final answer
    x = 2,840.68

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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.