Home / 3,368.22-5,054.49-1,635.90

Finding the Fourth Proportional to 3,368.22, 5,054.49 and 1,635.90

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Solution

The fourth proportional to 3,368.22, 5,054.49 and 1,635.90 is: 2,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.22 : 5,054.49 = 1,635.90 : x
  2. Step 2: Convert to fraction form
    3,368.22/5,054.49 = 1,635.90/x
  3. Step 3: Cross multiply
    3,368.22x = 5,054.49 × 1,635.90
  4. Step 4: Simplify right side
    3,368.22x = 8,268,640.19
  5. Step 5: Solve for x
    x = 8,268,640.19/3,368.22
  6. Step 6: Final answer
    x = 2,454.90

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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.