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Finding the Fourth Proportional to 5,751.48, 7,935.96 and 3,393.24

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Solution

The fourth proportional to 5,751.48, 7,935.96 and 3,393.24 is: 4,682.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.48 : 7,935.96 = 3,393.24 : x
  2. Step 2: Convert to fraction form
    5,751.48/7,935.96 = 3,393.24/x
  3. Step 3: Cross multiply
    5,751.48x = 7,935.96 × 3,393.24
  4. Step 4: Simplify right side
    5,751.48x = 26,928,616.91
  5. Step 5: Solve for x
    x = 26,928,616.91/5,751.48
  6. Step 6: Final answer
    x = 4,682.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.