Home / 4,103.16-6,145.96-2,149.44

Finding the Fourth Proportional to 4,103.16, 6,145.96 and 2,149.44

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Solution

The fourth proportional to 4,103.16, 6,145.96 and 2,149.44 is: 3,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.16 : 6,145.96 = 2,149.44 : x
  2. Step 2: Convert to fraction form
    4,103.16/6,145.96 = 2,149.44/x
  3. Step 3: Cross multiply
    4,103.16x = 6,145.96 × 2,149.44
  4. Step 4: Simplify right side
    4,103.16x = 13,210,372.26
  5. Step 5: Solve for x
    x = 13,210,372.26/4,103.16
  6. Step 6: Final answer
    x = 3,219.56

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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.