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Finding the Fourth Proportional to 2,933.67, 4,398.04 and 1,372.89

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Solution

The fourth proportional to 2,933.67, 4,398.04 and 1,372.89 is: 2,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.67 : 4,398.04 = 1,372.89 : x
  2. Step 2: Convert to fraction form
    2,933.67/4,398.04 = 1,372.89/x
  3. Step 3: Cross multiply
    2,933.67x = 4,398.04 × 1,372.89
  4. Step 4: Simplify right side
    2,933.67x = 6,038,025.14
  5. Step 5: Solve for x
    x = 6,038,025.14/2,933.67
  6. Step 6: Final answer
    x = 2,058.18

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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.