Home / 3,252.08-4,486.83-1,991.82

Finding the Fourth Proportional to 3,252.08, 4,486.83 and 1,991.82

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Solution

The fourth proportional to 3,252.08, 4,486.83 and 1,991.82 is: 2,748.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.08 : 4,486.83 = 1,991.82 : x
  2. Step 2: Convert to fraction form
    3,252.08/4,486.83 = 1,991.82/x
  3. Step 3: Cross multiply
    3,252.08x = 4,486.83 × 1,991.82
  4. Step 4: Simplify right side
    3,252.08x = 8,936,967.09
  5. Step 5: Solve for x
    x = 8,936,967.09/3,252.08
  6. Step 6: Final answer
    x = 2,748.08

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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.