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Finding the Fourth Proportional to 3,600.56, 4,968.78 and 1,944.56

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Solution

The fourth proportional to 3,600.56, 4,968.78 and 1,944.56 is: 2,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.56 : 4,968.78 = 1,944.56 : x
  2. Step 2: Convert to fraction form
    3,600.56/4,968.78 = 1,944.56/x
  3. Step 3: Cross multiply
    3,600.56x = 4,968.78 × 1,944.56
  4. Step 4: Simplify right side
    3,600.56x = 9,662,095.97
  5. Step 5: Solve for x
    x = 9,662,095.97/3,600.56
  6. Step 6: Final answer
    x = 2,683.50

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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.