Home / 3,268.34-4,899.76-1,418.06

Finding the Fourth Proportional to 3,268.34, 4,899.76 and 1,418.06

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Solution

The fourth proportional to 3,268.34, 4,899.76 and 1,418.06 is: 2,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.34 : 4,899.76 = 1,418.06 : x
  2. Step 2: Convert to fraction form
    3,268.34/4,899.76 = 1,418.06/x
  3. Step 3: Cross multiply
    3,268.34x = 4,899.76 × 1,418.06
  4. Step 4: Simplify right side
    3,268.34x = 6,948,153.67
  5. Step 5: Solve for x
    x = 6,948,153.67/3,268.34
  6. Step 6: Final answer
    x = 2,125.90

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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.