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Finding the Fourth Proportional to 5,751.55, 7,935.06 and 3,763.24

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Solution

The fourth proportional to 5,751.55, 7,935.06 and 3,763.24 is: 5,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.55 : 7,935.06 = 3,763.24 : x
  2. Step 2: Convert to fraction form
    5,751.55/7,935.06 = 3,763.24/x
  3. Step 3: Cross multiply
    5,751.55x = 7,935.06 × 3,763.24
  4. Step 4: Simplify right side
    5,751.55x = 29,861,535.19
  5. Step 5: Solve for x
    x = 29,861,535.19/5,751.55
  6. Step 6: Final answer
    x = 5,191.91

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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.