Home / 3,548.75-5,319.25-1,356.53

Finding the Fourth Proportional to 3,548.75, 5,319.25 and 1,356.53

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Solution

The fourth proportional to 3,548.75, 5,319.25 and 1,356.53 is: 2,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.75 : 5,319.25 = 1,356.53 : x
  2. Step 2: Convert to fraction form
    3,548.75/5,319.25 = 1,356.53/x
  3. Step 3: Cross multiply
    3,548.75x = 5,319.25 × 1,356.53
  4. Step 4: Simplify right side
    3,548.75x = 7,215,692.21
  5. Step 5: Solve for x
    x = 7,215,692.21/3,548.75
  6. Step 6: Final answer
    x = 2,033.31

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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.