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Finding the Fourth Proportional to 7,601.10, 11,401.78 and 4,093.98

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Solution

The fourth proportional to 7,601.10, 11,401.78 and 4,093.98 is: 6,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.10 : 11,401.78 = 4,093.98 : x
  2. Step 2: Convert to fraction form
    7,601.10/11,401.78 = 4,093.98/x
  3. Step 3: Cross multiply
    7,601.10x = 11,401.78 × 4,093.98
  4. Step 4: Simplify right side
    7,601.10x = 46,678,659.28
  5. Step 5: Solve for x
    x = 46,678,659.28/7,601.10
  6. Step 6: Final answer
    x = 6,141.04

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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.