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Finding the Fourth Proportional to 3,954.08, 5,928.08 and 2,393.70

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Solution

The fourth proportional to 3,954.08, 5,928.08 and 2,393.70 is: 3,588.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.08 : 5,928.08 = 2,393.70 : x
  2. Step 2: Convert to fraction form
    3,954.08/5,928.08 = 2,393.70/x
  3. Step 3: Cross multiply
    3,954.08x = 5,928.08 × 2,393.70
  4. Step 4: Simplify right side
    3,954.08x = 14,190,045.10
  5. Step 5: Solve for x
    x = 14,190,045.10/3,954.08
  6. Step 6: Final answer
    x = 3,588.71

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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.