Home / 3,614.53-5,429.08-2,156.53

Finding the Fourth Proportional to 3,614.53, 5,429.08 and 2,156.53

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Solution

The fourth proportional to 3,614.53, 5,429.08 and 2,156.53 is: 3,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.53 : 5,429.08 = 2,156.53 : x
  2. Step 2: Convert to fraction form
    3,614.53/5,429.08 = 2,156.53/x
  3. Step 3: Cross multiply
    3,614.53x = 5,429.08 × 2,156.53
  4. Step 4: Simplify right side
    3,614.53x = 11,707,973.89
  5. Step 5: Solve for x
    x = 11,707,973.89/3,614.53
  6. Step 6: Final answer
    x = 3,239.14

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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.