Home / 4,416.36-6,091.38-3,138.18

Finding the Fourth Proportional to 4,416.36, 6,091.38 and 3,138.18

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Solution

The fourth proportional to 4,416.36, 6,091.38 and 3,138.18 is: 4,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,416.36 : 6,091.38 = 3,138.18 : x
  2. Step 2: Convert to fraction form
    4,416.36/6,091.38 = 3,138.18/x
  3. Step 3: Cross multiply
    4,416.36x = 6,091.38 × 3,138.18
  4. Step 4: Simplify right side
    4,416.36x = 19,115,846.89
  5. Step 5: Solve for x
    x = 19,115,846.89/4,416.36
  6. Step 6: Final answer
    x = 4,328.42

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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.