Home / 3,904-5,388.16-2,248.96

Finding the Fourth Proportional to 3,904, 5,388.16 and 2,248.96

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Solution

The fourth proportional to 3,904, 5,388.16 and 2,248.96 is: 3,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904 : 5,388.16 = 2,248.96 : x
  2. Step 2: Convert to fraction form
    3,904/5,388.16 = 2,248.96/x
  3. Step 3: Cross multiply
    3,904x = 5,388.16 × 2,248.96
  4. Step 4: Simplify right side
    3,904x = 12,117,756.31
  5. Step 5: Solve for x
    x = 12,117,756.31/3,904
  6. Step 6: Final answer
    x = 3,103.93

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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.