Home / 6,784.26-10,173.64-2,103.16

Finding the Fourth Proportional to 6,784.26, 10,173.64 and 2,103.16

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Solution

The fourth proportional to 6,784.26, 10,173.64 and 2,103.16 is: 3,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.26 : 10,173.64 = 2,103.16 : x
  2. Step 2: Convert to fraction form
    6,784.26/10,173.64 = 2,103.16/x
  3. Step 3: Cross multiply
    6,784.26x = 10,173.64 × 2,103.16
  4. Step 4: Simplify right side
    6,784.26x = 21,396,792.70
  5. Step 5: Solve for x
    x = 21,396,792.70/6,784.26
  6. Step 6: Final answer
    x = 3,153.89

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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.