Home / 2,633.40-3,625.56-2,072.88

Finding the Fourth Proportional to 2,633.40, 3,625.56 and 2,072.88

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Solution

The fourth proportional to 2,633.40, 3,625.56 and 2,072.88 is: 2,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.40 : 3,625.56 = 2,072.88 : x
  2. Step 2: Convert to fraction form
    2,633.40/3,625.56 = 2,072.88/x
  3. Step 3: Cross multiply
    2,633.40x = 3,625.56 × 2,072.88
  4. Step 4: Simplify right side
    2,633.40x = 7,515,350.81
  5. Step 5: Solve for x
    x = 7,515,350.81/2,633.40
  6. Step 6: Final answer
    x = 2,853.86

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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.