Home / 3,397.97-4,687.58-2,403.79

Finding the Fourth Proportional to 3,397.97, 4,687.58 and 2,403.79

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Solution

The fourth proportional to 3,397.97, 4,687.58 and 2,403.79 is: 3,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.97 : 4,687.58 = 2,403.79 : x
  2. Step 2: Convert to fraction form
    3,397.97/4,687.58 = 2,403.79/x
  3. Step 3: Cross multiply
    3,397.97x = 4,687.58 × 2,403.79
  4. Step 4: Simplify right side
    3,397.97x = 11,267,952.22
  5. Step 5: Solve for x
    x = 11,267,952.22/3,397.97
  6. Step 6: Final answer
    x = 3,316.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.