Home / 4,198.25-5,790.63-3,637.72

Finding the Fourth Proportional to 4,198.25, 5,790.63 and 3,637.72

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Solution

The fourth proportional to 4,198.25, 5,790.63 and 3,637.72 is: 5,017.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.25 : 5,790.63 = 3,637.72 : x
  2. Step 2: Convert to fraction form
    4,198.25/5,790.63 = 3,637.72/x
  3. Step 3: Cross multiply
    4,198.25x = 5,790.63 × 3,637.72
  4. Step 4: Simplify right side
    4,198.25x = 21,064,676.09
  5. Step 5: Solve for x
    x = 21,064,676.09/4,198.25
  6. Step 6: Final answer
    x = 5,017.50

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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.