Home / 11,729.54-17,595.46-3,409.63

Finding the Fourth Proportional to 11,729.54, 17,595.46 and 3,409.63

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Solution

The fourth proportional to 11,729.54, 17,595.46 and 3,409.63 is: 5,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.54 : 17,595.46 = 3,409.63 : x
  2. Step 2: Convert to fraction form
    11,729.54/17,595.46 = 3,409.63/x
  3. Step 3: Cross multiply
    11,729.54x = 17,595.46 × 3,409.63
  4. Step 4: Simplify right side
    11,729.54x = 59,994,008.28
  5. Step 5: Solve for x
    x = 59,994,008.28/11,729.54
  6. Step 6: Final answer
    x = 5,114.78

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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.