Home / 4,268.80-6,404.45-1,804.02

Finding the Fourth Proportional to 4,268.80, 6,404.45 and 1,804.02

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Solution

The fourth proportional to 4,268.80, 6,404.45 and 1,804.02 is: 2,706.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.80 : 6,404.45 = 1,804.02 : x
  2. Step 2: Convert to fraction form
    4,268.80/6,404.45 = 1,804.02/x
  3. Step 3: Cross multiply
    4,268.80x = 6,404.45 × 1,804.02
  4. Step 4: Simplify right side
    4,268.80x = 11,553,755.89
  5. Step 5: Solve for x
    x = 11,553,755.89/4,268.80
  6. Step 6: Final answer
    x = 2,706.56

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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.