Home / 3,768.82-5,647.77-2,675.32

Finding the Fourth Proportional to 3,768.82, 5,647.77 and 2,675.32

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Solution

The fourth proportional to 3,768.82, 5,647.77 and 2,675.32 is: 4,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.82 : 5,647.77 = 2,675.32 : x
  2. Step 2: Convert to fraction form
    3,768.82/5,647.77 = 2,675.32/x
  3. Step 3: Cross multiply
    3,768.82x = 5,647.77 × 2,675.32
  4. Step 4: Simplify right side
    3,768.82x = 15,109,592.04
  5. Step 5: Solve for x
    x = 15,109,592.04/3,768.82
  6. Step 6: Final answer
    x = 4,009.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.