Home / 3,770.78-5,654.09-2,017.84

Finding the Fourth Proportional to 3,770.78, 5,654.09 and 2,017.84

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Solution

The fourth proportional to 3,770.78, 5,654.09 and 2,017.84 is: 3,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.78 : 5,654.09 = 2,017.84 : x
  2. Step 2: Convert to fraction form
    3,770.78/5,654.09 = 2,017.84/x
  3. Step 3: Cross multiply
    3,770.78x = 5,654.09 × 2,017.84
  4. Step 4: Simplify right side
    3,770.78x = 11,409,018.17
  5. Step 5: Solve for x
    x = 11,409,018.17/3,770.78
  6. Step 6: Final answer
    x = 3,025.64

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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.