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Finding the Fourth Proportional to 2,703.81, 3,732.51 and 1,584.60

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Solution

The fourth proportional to 2,703.81, 3,732.51 and 1,584.60 is: 2,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.81 : 3,732.51 = 1,584.60 : x
  2. Step 2: Convert to fraction form
    2,703.81/3,732.51 = 1,584.60/x
  3. Step 3: Cross multiply
    2,703.81x = 3,732.51 × 1,584.60
  4. Step 4: Simplify right side
    2,703.81x = 5,914,535.35
  5. Step 5: Solve for x
    x = 5,914,535.35/2,703.81
  6. Step 6: Final answer
    x = 2,187.48

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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.