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Finding the Fourth Proportional to 3,104.86, 4,651.81 and 3,028.32

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Solution

The fourth proportional to 3,104.86, 4,651.81 and 3,028.32 is: 4,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.86 : 4,651.81 = 3,028.32 : x
  2. Step 2: Convert to fraction form
    3,104.86/4,651.81 = 3,028.32/x
  3. Step 3: Cross multiply
    3,104.86x = 4,651.81 × 3,028.32
  4. Step 4: Simplify right side
    3,104.86x = 14,087,169.26
  5. Step 5: Solve for x
    x = 14,087,169.26/3,104.86
  6. Step 6: Final answer
    x = 4,537.14

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1.5x scale

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.