Home / 3,468.14-5,199.33-1,618.28

Finding the Fourth Proportional to 3,468.14, 5,199.33 and 1,618.28

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Solution

The fourth proportional to 3,468.14, 5,199.33 and 1,618.28 is: 2,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.14 : 5,199.33 = 1,618.28 : x
  2. Step 2: Convert to fraction form
    3,468.14/5,199.33 = 1,618.28/x
  3. Step 3: Cross multiply
    3,468.14x = 5,199.33 × 1,618.28
  4. Step 4: Simplify right side
    3,468.14x = 8,413,971.75
  5. Step 5: Solve for x
    x = 8,413,971.75/3,468.14
  6. Step 6: Final answer
    x = 2,426.08

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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.