Home / 3,448.50-5,170.96-1,692.74

Finding the Fourth Proportional to 3,448.50, 5,170.96 and 1,692.74

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Solution

The fourth proportional to 3,448.50, 5,170.96 and 1,692.74 is: 2,538.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.50 : 5,170.96 = 1,692.74 : x
  2. Step 2: Convert to fraction form
    3,448.50/5,170.96 = 1,692.74/x
  3. Step 3: Cross multiply
    3,448.50x = 5,170.96 × 1,692.74
  4. Step 4: Simplify right side
    3,448.50x = 8,753,090.83
  5. Step 5: Solve for x
    x = 8,753,090.83/3,448.50
  6. Step 6: Final answer
    x = 2,538.23

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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.