Home / 3,409.08-5,110.38-2,173.02

Finding the Fourth Proportional to 3,409.08, 5,110.38 and 2,173.02

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Solution

The fourth proportional to 3,409.08, 5,110.38 and 2,173.02 is: 3,257.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.08 : 5,110.38 = 2,173.02 : x
  2. Step 2: Convert to fraction form
    3,409.08/5,110.38 = 2,173.02/x
  3. Step 3: Cross multiply
    3,409.08x = 5,110.38 × 2,173.02
  4. Step 4: Simplify right side
    3,409.08x = 11,104,957.95
  5. Step 5: Solve for x
    x = 11,104,957.95/3,409.08
  6. Step 6: Final answer
    x = 3,257.46

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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.