Home / 4,268.61-5,890.79-2,380.35

Finding the Fourth Proportional to 4,268.61, 5,890.79 and 2,380.35

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Solution

The fourth proportional to 4,268.61, 5,890.79 and 2,380.35 is: 3,284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.61 : 5,890.79 = 2,380.35 : x
  2. Step 2: Convert to fraction form
    4,268.61/5,890.79 = 2,380.35/x
  3. Step 3: Cross multiply
    4,268.61x = 5,890.79 × 2,380.35
  4. Step 4: Simplify right side
    4,268.61x = 14,022,141.98
  5. Step 5: Solve for x
    x = 14,022,141.98/4,268.61
  6. Step 6: Final answer
    x = 3,284.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.