Home / 4,961.86-6,847.16-2,971.26

Finding the Fourth Proportional to 4,961.86, 6,847.16 and 2,971.26

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Solution

The fourth proportional to 4,961.86, 6,847.16 and 2,971.26 is: 4,100.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.86 : 6,847.16 = 2,971.26 : x
  2. Step 2: Convert to fraction form
    4,961.86/6,847.16 = 2,971.26/x
  3. Step 3: Cross multiply
    4,961.86x = 6,847.16 × 2,971.26
  4. Step 4: Simplify right side
    4,961.86x = 20,344,692.62
  5. Step 5: Solve for x
    x = 20,344,692.62/4,961.86
  6. Step 6: Final answer
    x = 4,100.21

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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.