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Finding the Fourth Proportional to 3,388.03, 4,675.50 and 1,895.95

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Solution

The fourth proportional to 3,388.03, 4,675.50 and 1,895.95 is: 2,616.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.03 : 4,675.50 = 1,895.95 : x
  2. Step 2: Convert to fraction form
    3,388.03/4,675.50 = 1,895.95/x
  3. Step 3: Cross multiply
    3,388.03x = 4,675.50 × 1,895.95
  4. Step 4: Simplify right side
    3,388.03x = 8,864,514.23
  5. Step 5: Solve for x
    x = 8,864,514.23/3,388.03
  6. Step 6: Final answer
    x = 2,616.42

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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.