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Finding the Fourth Proportional to 3,738.33, 5,607.48 and 3,257.19

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Solution

The fourth proportional to 3,738.33, 5,607.48 and 3,257.19 is: 4,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.33 : 5,607.48 = 3,257.19 : x
  2. Step 2: Convert to fraction form
    3,738.33/5,607.48 = 3,257.19/x
  3. Step 3: Cross multiply
    3,738.33x = 5,607.48 × 3,257.19
  4. Step 4: Simplify right side
    3,738.33x = 18,264,627.78
  5. Step 5: Solve for x
    x = 18,264,627.78/3,738.33
  6. Step 6: Final answer
    x = 4,885.77

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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.