Home / 3,462.96-5,185.80-2,160.48

Finding the Fourth Proportional to 3,462.96, 5,185.80 and 2,160.48

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Solution

The fourth proportional to 3,462.96, 5,185.80 and 2,160.48 is: 3,235.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.96 : 5,185.80 = 2,160.48 : x
  2. Step 2: Convert to fraction form
    3,462.96/5,185.80 = 2,160.48/x
  3. Step 3: Cross multiply
    3,462.96x = 5,185.80 × 2,160.48
  4. Step 4: Simplify right side
    3,462.96x = 11,203,817.18
  5. Step 5: Solve for x
    x = 11,203,817.18/3,462.96
  6. Step 6: Final answer
    x = 3,235.33

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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.