Home / 2,365.03-3,261.04-1,991.44

Finding the Fourth Proportional to 2,365.03, 3,261.04 and 1,991.44

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Solution

The fourth proportional to 2,365.03, 3,261.04 and 1,991.44 is: 2,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.03 : 3,261.04 = 1,991.44 : x
  2. Step 2: Convert to fraction form
    2,365.03/3,261.04 = 1,991.44/x
  3. Step 3: Cross multiply
    2,365.03x = 3,261.04 × 1,991.44
  4. Step 4: Simplify right side
    2,365.03x = 6,494,165.50
  5. Step 5: Solve for x
    x = 6,494,165.50/2,365.03
  6. Step 6: Final answer
    x = 2,745.91

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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.