Home / 3,788.64-5,674.59-2,474.28

Finding the Fourth Proportional to 3,788.64, 5,674.59 and 2,474.28

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Solution

The fourth proportional to 3,788.64, 5,674.59 and 2,474.28 is: 3,705.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.64 : 5,674.59 = 2,474.28 : x
  2. Step 2: Convert to fraction form
    3,788.64/5,674.59 = 2,474.28/x
  3. Step 3: Cross multiply
    3,788.64x = 5,674.59 × 2,474.28
  4. Step 4: Simplify right side
    3,788.64x = 14,040,524.55
  5. Step 5: Solve for x
    x = 14,040,524.55/3,788.64
  6. Step 6: Final answer
    x = 3,705.95

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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.