Home / 3,654.32-5,479.04-2,011.64

Finding the Fourth Proportional to 3,654.32, 5,479.04 and 2,011.64

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Solution

The fourth proportional to 3,654.32, 5,479.04 and 2,011.64 is: 3,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.32 : 5,479.04 = 2,011.64 : x
  2. Step 2: Convert to fraction form
    3,654.32/5,479.04 = 2,011.64/x
  3. Step 3: Cross multiply
    3,654.32x = 5,479.04 × 2,011.64
  4. Step 4: Simplify right side
    3,654.32x = 11,021,833.66
  5. Step 5: Solve for x
    x = 11,021,833.66/3,654.32
  6. Step 6: Final answer
    x = 3,016.11

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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.