Home / 3,474.90-5,212.44-1,625.58

Finding the Fourth Proportional to 3,474.90, 5,212.44 and 1,625.58

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Solution

The fourth proportional to 3,474.90, 5,212.44 and 1,625.58 is: 2,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.90 : 5,212.44 = 1,625.58 : x
  2. Step 2: Convert to fraction form
    3,474.90/5,212.44 = 1,625.58/x
  3. Step 3: Cross multiply
    3,474.90x = 5,212.44 × 1,625.58
  4. Step 4: Simplify right side
    3,474.90x = 8,473,238.22
  5. Step 5: Solve for x
    x = 8,473,238.22/3,474.90
  6. Step 6: Final answer
    x = 2,438.41

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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.