Home / 3,419.01-5,129.28-1,198.17

Finding the Fourth Proportional to 3,419.01, 5,129.28 and 1,198.17

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Solution

The fourth proportional to 3,419.01, 5,129.28 and 1,198.17 is: 1,797.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.01 : 5,129.28 = 1,198.17 : x
  2. Step 2: Convert to fraction form
    3,419.01/5,129.28 = 1,198.17/x
  3. Step 3: Cross multiply
    3,419.01x = 5,129.28 × 1,198.17
  4. Step 4: Simplify right side
    3,419.01x = 6,145,749.42
  5. Step 5: Solve for x
    x = 6,145,749.42/3,419.01
  6. Step 6: Final answer
    x = 1,797.52

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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.