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Finding the Fourth Proportional to 7,295.06, 10,944.42 and 2,100.94

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Solution

The fourth proportional to 7,295.06, 10,944.42 and 2,100.94 is: 3,151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295.06 : 10,944.42 = 2,100.94 : x
  2. Step 2: Convert to fraction form
    7,295.06/10,944.42 = 2,100.94/x
  3. Step 3: Cross multiply
    7,295.06x = 10,944.42 × 2,100.94
  4. Step 4: Simplify right side
    7,295.06x = 22,993,534.52
  5. Step 5: Solve for x
    x = 22,993,534.52/7,295.06
  6. Step 6: Final answer
    x = 3,151.93

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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.