Home / 3,460.14-5,185.89-1,729.26

Finding the Fourth Proportional to 3,460.14, 5,185.89 and 1,729.26

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Solution

The fourth proportional to 3,460.14, 5,185.89 and 1,729.26 is: 2,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.14 : 5,185.89 = 1,729.26 : x
  2. Step 2: Convert to fraction form
    3,460.14/5,185.89 = 1,729.26/x
  3. Step 3: Cross multiply
    3,460.14x = 5,185.89 × 1,729.26
  4. Step 4: Simplify right side
    3,460.14x = 8,967,752.14
  5. Step 5: Solve for x
    x = 8,967,752.14/3,460.14
  6. Step 6: Final answer
    x = 2,591.73

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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.