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Finding the Fourth Proportional to 3,028.54, 4,542.81 and 837.27

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Solution

The fourth proportional to 3,028.54, 4,542.81 and 837.27 is: 1,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.54 : 4,542.81 = 837.27 : x
  2. Step 2: Convert to fraction form
    3,028.54/4,542.81 = 837.27/x
  3. Step 3: Cross multiply
    3,028.54x = 4,542.81 × 837.27
  4. Step 4: Simplify right side
    3,028.54x = 3,803,558.53
  5. Step 5: Solve for x
    x = 3,803,558.53/3,028.54
  6. Step 6: Final answer
    x = 1,255.91

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1.5x scale

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.