Home / 3,926.32-5,418.83-2,248

Finding the Fourth Proportional to 3,926.32, 5,418.83 and 2,248

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Solution

The fourth proportional to 3,926.32, 5,418.83 and 2,248 is: 3,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.32 : 5,418.83 = 2,248 : x
  2. Step 2: Convert to fraction form
    3,926.32/5,418.83 = 2,248/x
  3. Step 3: Cross multiply
    3,926.32x = 5,418.83 × 2,248
  4. Step 4: Simplify right side
    3,926.32x = 12,181,529.84
  5. Step 5: Solve for x
    x = 12,181,529.84/3,926.32
  6. Step 6: Final answer
    x = 3,102.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.