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Finding the Fourth Proportional to 2,935.44, 4,403.04 and 1,636.08

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Solution

The fourth proportional to 2,935.44, 4,403.04 and 1,636.08 is: 2,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.44 : 4,403.04 = 1,636.08 : x
  2. Step 2: Convert to fraction form
    2,935.44/4,403.04 = 1,636.08/x
  3. Step 3: Cross multiply
    2,935.44x = 4,403.04 × 1,636.08
  4. Step 4: Simplify right side
    2,935.44x = 7,203,725.68
  5. Step 5: Solve for x
    x = 7,203,725.68/2,935.44
  6. Step 6: Final answer
    x = 2,454.05

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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.