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Finding the Fourth Proportional to 5,295.56, 7,943.94 and 1,400.27

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Solution

The fourth proportional to 5,295.56, 7,943.94 and 1,400.27 is: 2,100.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.56 : 7,943.94 = 1,400.27 : x
  2. Step 2: Convert to fraction form
    5,295.56/7,943.94 = 1,400.27/x
  3. Step 3: Cross multiply
    5,295.56x = 7,943.94 × 1,400.27
  4. Step 4: Simplify right side
    5,295.56x = 11,123,621.14
  5. Step 5: Solve for x
    x = 11,123,621.14/5,295.56
  6. Step 6: Final answer
    x = 2,100.56

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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.