Home / 3,538.68-5,308.62-1,459.81

Finding the Fourth Proportional to 3,538.68, 5,308.62 and 1,459.81

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Solution

The fourth proportional to 3,538.68, 5,308.62 and 1,459.81 is: 2,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.68 : 5,308.62 = 1,459.81 : x
  2. Step 2: Convert to fraction form
    3,538.68/5,308.62 = 1,459.81/x
  3. Step 3: Cross multiply
    3,538.68x = 5,308.62 × 1,459.81
  4. Step 4: Simplify right side
    3,538.68x = 7,749,576.56
  5. Step 5: Solve for x
    x = 7,749,576.56/3,538.68
  6. Step 6: Final answer
    x = 2,189.96

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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.