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Finding the Fourth Proportional to 3,590.82, 4,945.41 and 3,093.28

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Solution

The fourth proportional to 3,590.82, 4,945.41 and 3,093.28 is: 4,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.82 : 4,945.41 = 3,093.28 : x
  2. Step 2: Convert to fraction form
    3,590.82/4,945.41 = 3,093.28/x
  3. Step 3: Cross multiply
    3,590.82x = 4,945.41 × 3,093.28
  4. Step 4: Simplify right side
    3,590.82x = 15,297,537.84
  5. Step 5: Solve for x
    x = 15,297,537.84/3,590.82
  6. Step 6: Final answer
    x = 4,260.18

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1.5x scale

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.