Home / 3,895.64-5,843.46-2,587.76

Finding the Fourth Proportional to 3,895.64, 5,843.46 and 2,587.76

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Solution

The fourth proportional to 3,895.64, 5,843.46 and 2,587.76 is: 3,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.64 : 5,843.46 = 2,587.76 : x
  2. Step 2: Convert to fraction form
    3,895.64/5,843.46 = 2,587.76/x
  3. Step 3: Cross multiply
    3,895.64x = 5,843.46 × 2,587.76
  4. Step 4: Simplify right side
    3,895.64x = 15,121,442.83
  5. Step 5: Solve for x
    x = 15,121,442.83/3,895.64
  6. Step 6: Final answer
    x = 3,881.64

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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.