Home / 6,883.68-10,320.66-3,419.04

Finding the Fourth Proportional to 6,883.68, 10,320.66 and 3,419.04

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Solution

The fourth proportional to 6,883.68, 10,320.66 and 3,419.04 is: 5,126.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.68 : 10,320.66 = 3,419.04 : x
  2. Step 2: Convert to fraction form
    6,883.68/10,320.66 = 3,419.04/x
  3. Step 3: Cross multiply
    6,883.68x = 10,320.66 × 3,419.04
  4. Step 4: Simplify right side
    6,883.68x = 35,286,749.37
  5. Step 5: Solve for x
    x = 35,286,749.37/6,883.68
  6. Step 6: Final answer
    x = 5,126.15

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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.