Home / 2,354.27-3,241.51-1,999.45

Finding the Fourth Proportional to 2,354.27, 3,241.51 and 1,999.45

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Solution

The fourth proportional to 2,354.27, 3,241.51 and 1,999.45 is: 2,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.27 : 3,241.51 = 1,999.45 : x
  2. Step 2: Convert to fraction form
    2,354.27/3,241.51 = 1,999.45/x
  3. Step 3: Cross multiply
    2,354.27x = 3,241.51 × 1,999.45
  4. Step 4: Simplify right side
    2,354.27x = 6,481,224.07
  5. Step 5: Solve for x
    x = 6,481,224.07/2,354.27
  6. Step 6: Final answer
    x = 2,752.96

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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.