Home / 4,741.19-7,111.83-3,108.08

Finding the Fourth Proportional to 4,741.19, 7,111.83 and 3,108.08

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Solution

The fourth proportional to 4,741.19, 7,111.83 and 3,108.08 is: 4,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.19 : 7,111.83 = 3,108.08 : x
  2. Step 2: Convert to fraction form
    4,741.19/7,111.83 = 3,108.08/x
  3. Step 3: Cross multiply
    4,741.19x = 7,111.83 × 3,108.08
  4. Step 4: Simplify right side
    4,741.19x = 22,104,136.59
  5. Step 5: Solve for x
    x = 22,104,136.59/4,741.19
  6. Step 6: Final answer
    x = 4,662.15

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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.