Home / 4,268.18-6,397.88-1,635.06

Finding the Fourth Proportional to 4,268.18, 6,397.88 and 1,635.06

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Solution

The fourth proportional to 4,268.18, 6,397.88 and 1,635.06 is: 2,450.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.18 : 6,397.88 = 1,635.06 : x
  2. Step 2: Convert to fraction form
    4,268.18/6,397.88 = 1,635.06/x
  3. Step 3: Cross multiply
    4,268.18x = 6,397.88 × 1,635.06
  4. Step 4: Simplify right side
    4,268.18x = 10,460,917.67
  5. Step 5: Solve for x
    x = 10,460,917.67/4,268.18
  6. Step 6: Final answer
    x = 2,450.91

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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.