Home / 4,268.97-6,404.49-1,307.43

Finding the Fourth Proportional to 4,268.97, 6,404.49 and 1,307.43

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Solution

The fourth proportional to 4,268.97, 6,404.49 and 1,307.43 is: 1,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.97 : 6,404.49 = 1,307.43 : x
  2. Step 2: Convert to fraction form
    4,268.97/6,404.49 = 1,307.43/x
  3. Step 3: Cross multiply
    4,268.97x = 6,404.49 × 1,307.43
  4. Step 4: Simplify right side
    4,268.97x = 8,373,422.36
  5. Step 5: Solve for x
    x = 8,373,422.36/4,268.97
  6. Step 6: Final answer
    x = 1,961.46

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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.