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Finding the Fourth Proportional to 3,893.00, 5,835.44 and 2,916.14

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Solution

The fourth proportional to 3,893.00, 5,835.44 and 2,916.14 is: 4,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893.00 : 5,835.44 = 2,916.14 : x
  2. Step 2: Convert to fraction form
    3,893.00/5,835.44 = 2,916.14/x
  3. Step 3: Cross multiply
    3,893.00x = 5,835.44 × 2,916.14
  4. Step 4: Simplify right side
    3,893.00x = 17,016,938.11
  5. Step 5: Solve for x
    x = 17,016,938.11/3,893.00
  6. Step 6: Final answer
    x = 4,371.17

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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.