Home / 4,961.08-6,845.20-2,971.32

Finding the Fourth Proportional to 4,961.08, 6,845.20 and 2,971.32

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Solution

The fourth proportional to 4,961.08, 6,845.20 and 2,971.32 is: 4,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.08 : 6,845.20 = 2,971.32 : x
  2. Step 2: Convert to fraction form
    4,961.08/6,845.20 = 2,971.32/x
  3. Step 3: Cross multiply
    4,961.08x = 6,845.20 × 2,971.32
  4. Step 4: Simplify right side
    4,961.08x = 20,339,279.66
  5. Step 5: Solve for x
    x = 20,339,279.66/4,961.08
  6. Step 6: Final answer
    x = 4,099.77

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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.