Home / 4,955.57-6,839.43-3,163.81

Finding the Fourth Proportional to 4,955.57, 6,839.43 and 3,163.81

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Solution

The fourth proportional to 4,955.57, 6,839.43 and 3,163.81 is: 4,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.57 : 6,839.43 = 3,163.81 : x
  2. Step 2: Convert to fraction form
    4,955.57/6,839.43 = 3,163.81/x
  3. Step 3: Cross multiply
    4,955.57x = 6,839.43 × 3,163.81
  4. Step 4: Simplify right side
    4,955.57x = 21,638,657.03
  5. Step 5: Solve for x
    x = 21,638,657.03/4,955.57
  6. Step 6: Final answer
    x = 4,366.53

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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.