Home / 3,407.64-5,108.04-2,176.44

Finding the Fourth Proportional to 3,407.64, 5,108.04 and 2,176.44

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Solution

The fourth proportional to 3,407.64, 5,108.04 and 2,176.44 is: 3,262.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.64 : 5,108.04 = 2,176.44 : x
  2. Step 2: Convert to fraction form
    3,407.64/5,108.04 = 2,176.44/x
  3. Step 3: Cross multiply
    3,407.64x = 5,108.04 × 2,176.44
  4. Step 4: Simplify right side
    3,407.64x = 11,117,342.58
  5. Step 5: Solve for x
    x = 11,117,342.58/3,407.64
  6. Step 6: Final answer
    x = 3,262.48

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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.