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Finding the Fourth Proportional to 2,883.67, 4,325.67 and 936.04

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Solution

The fourth proportional to 2,883.67, 4,325.67 and 936.04 is: 1,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.67 : 4,325.67 = 936.04 : x
  2. Step 2: Convert to fraction form
    2,883.67/4,325.67 = 936.04/x
  3. Step 3: Cross multiply
    2,883.67x = 4,325.67 × 936.04
  4. Step 4: Simplify right side
    2,883.67x = 4,049,000.15
  5. Step 5: Solve for x
    x = 4,049,000.15/2,883.67
  6. Step 6: Final answer
    x = 1,404.11

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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.