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Finding the Fourth Proportional to 7,795.44, 10,751.64 and 4,650.96

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Solution

The fourth proportional to 7,795.44, 10,751.64 and 4,650.96 is: 6,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.44 : 10,751.64 = 4,650.96 : x
  2. Step 2: Convert to fraction form
    7,795.44/10,751.64 = 4,650.96/x
  3. Step 3: Cross multiply
    7,795.44x = 10,751.64 × 4,650.96
  4. Step 4: Simplify right side
    7,795.44x = 50,005,447.57
  5. Step 5: Solve for x
    x = 50,005,447.57/7,795.44
  6. Step 6: Final answer
    x = 6,414.70

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1.5x scale

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.