Home / 3,375.64-5,072.46-1,816.84

Finding the Fourth Proportional to 3,375.64, 5,072.46 and 1,816.84

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Solution

The fourth proportional to 3,375.64, 5,072.46 and 1,816.84 is: 2,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.64 : 5,072.46 = 1,816.84 : x
  2. Step 2: Convert to fraction form
    3,375.64/5,072.46 = 1,816.84/x
  3. Step 3: Cross multiply
    3,375.64x = 5,072.46 × 1,816.84
  4. Step 4: Simplify right side
    3,375.64x = 9,215,848.23
  5. Step 5: Solve for x
    x = 9,215,848.23/3,375.64
  6. Step 6: Final answer
    x = 2,730.10

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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.