Home / 3,463.64-5,196.17-1,272.39

Finding the Fourth Proportional to 3,463.64, 5,196.17 and 1,272.39

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Solution

The fourth proportional to 3,463.64, 5,196.17 and 1,272.39 is: 1,908.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.64 : 5,196.17 = 1,272.39 : x
  2. Step 2: Convert to fraction form
    3,463.64/5,196.17 = 1,272.39/x
  3. Step 3: Cross multiply
    3,463.64x = 5,196.17 × 1,272.39
  4. Step 4: Simplify right side
    3,463.64x = 6,611,554.75
  5. Step 5: Solve for x
    x = 6,611,554.75/3,463.64
  6. Step 6: Final answer
    x = 1,908.85

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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.