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Finding the Fourth Proportional to 3,372.71, 4,653.99 and 1,880.48

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Solution

The fourth proportional to 3,372.71, 4,653.99 and 1,880.48 is: 2,594.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.71 : 4,653.99 = 1,880.48 : x
  2. Step 2: Convert to fraction form
    3,372.71/4,653.99 = 1,880.48/x
  3. Step 3: Cross multiply
    3,372.71x = 4,653.99 × 1,880.48
  4. Step 4: Simplify right side
    3,372.71x = 8,751,751.45
  5. Step 5: Solve for x
    x = 8,751,751.45/3,372.71
  6. Step 6: Final answer
    x = 2,594.88

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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.