Home / 5,126.53-7,077.69-3,361.22

Finding the Fourth Proportional to 5,126.53, 7,077.69 and 3,361.22

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Solution

The fourth proportional to 5,126.53, 7,077.69 and 3,361.22 is: 4,640.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.53 : 7,077.69 = 3,361.22 : x
  2. Step 2: Convert to fraction form
    5,126.53/7,077.69 = 3,361.22/x
  3. Step 3: Cross multiply
    5,126.53x = 7,077.69 × 3,361.22
  4. Step 4: Simplify right side
    5,126.53x = 23,789,620.99
  5. Step 5: Solve for x
    x = 23,789,620.99/5,126.53
  6. Step 6: Final answer
    x = 4,640.49

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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.