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Finding the Fourth Proportional to 2,732.37, 3,772.08 and 1,936.32

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Solution

The fourth proportional to 2,732.37, 3,772.08 and 1,936.32 is: 2,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.37 : 3,772.08 = 1,936.32 : x
  2. Step 2: Convert to fraction form
    2,732.37/3,772.08 = 1,936.32/x
  3. Step 3: Cross multiply
    2,732.37x = 3,772.08 × 1,936.32
  4. Step 4: Simplify right side
    2,732.37x = 7,303,953.95
  5. Step 5: Solve for x
    x = 7,303,953.95/2,732.37
  6. Step 6: Final answer
    x = 2,673.12

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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.