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Finding the Fourth Proportional to 5,927.36, 8,892.12 and 2,640.44

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Solution

The fourth proportional to 5,927.36, 8,892.12 and 2,640.44 is: 3,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.36 : 8,892.12 = 2,640.44 : x
  2. Step 2: Convert to fraction form
    5,927.36/8,892.12 = 2,640.44/x
  3. Step 3: Cross multiply
    5,927.36x = 8,892.12 × 2,640.44
  4. Step 4: Simplify right side
    5,927.36x = 23,479,109.33
  5. Step 5: Solve for x
    x = 23,479,109.33/5,927.36
  6. Step 6: Final answer
    x = 3,961.14

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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.