Home / 5,103.06-7,044.38-3,114.33

Finding the Fourth Proportional to 5,103.06, 7,044.38 and 3,114.33

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Solution

The fourth proportional to 5,103.06, 7,044.38 and 3,114.33 is: 4,299.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.06 : 7,044.38 = 3,114.33 : x
  2. Step 2: Convert to fraction form
    5,103.06/7,044.38 = 3,114.33/x
  3. Step 3: Cross multiply
    5,103.06x = 7,044.38 × 3,114.33
  4. Step 4: Simplify right side
    5,103.06x = 21,938,523.97
  5. Step 5: Solve for x
    x = 21,938,523.97/5,103.06
  6. Step 6: Final answer
    x = 4,299.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.