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Finding the Fourth Proportional to 2,916.27, 4,372.16 and 967.41

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Solution

The fourth proportional to 2,916.27, 4,372.16 and 967.41 is: 1,450.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.27 : 4,372.16 = 967.41 : x
  2. Step 2: Convert to fraction form
    2,916.27/4,372.16 = 967.41/x
  3. Step 3: Cross multiply
    2,916.27x = 4,372.16 × 967.41
  4. Step 4: Simplify right side
    2,916.27x = 4,229,666.47
  5. Step 5: Solve for x
    x = 4,229,666.47/2,916.27
  6. Step 6: Final answer
    x = 1,450.37

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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.