Home / 3,538.53-5,308.68-1,346.06

Finding the Fourth Proportional to 3,538.53, 5,308.68 and 1,346.06

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Solution

The fourth proportional to 3,538.53, 5,308.68 and 1,346.06 is: 2,019.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.53 : 5,308.68 = 1,346.06 : x
  2. Step 2: Convert to fraction form
    3,538.53/5,308.68 = 1,346.06/x
  3. Step 3: Cross multiply
    3,538.53x = 5,308.68 × 1,346.06
  4. Step 4: Simplify right side
    3,538.53x = 7,145,775.26
  5. Step 5: Solve for x
    x = 7,145,775.26/3,538.53
  6. Step 6: Final answer
    x = 2,019.42

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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.