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Finding the Fourth Proportional to 4,836.92, 7,254.83 and 1,327.19

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Solution

The fourth proportional to 4,836.92, 7,254.83 and 1,327.19 is: 1,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.92 : 7,254.83 = 1,327.19 : x
  2. Step 2: Convert to fraction form
    4,836.92/7,254.83 = 1,327.19/x
  3. Step 3: Cross multiply
    4,836.92x = 7,254.83 × 1,327.19
  4. Step 4: Simplify right side
    4,836.92x = 9,628,504.87
  5. Step 5: Solve for x
    x = 9,628,504.87/4,836.92
  6. Step 6: Final answer
    x = 1,990.63

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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.