Home / 5,171.55-7,759.41-1,884.97

Finding the Fourth Proportional to 5,171.55, 7,759.41 and 1,884.97

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Solution

The fourth proportional to 5,171.55, 7,759.41 and 1,884.97 is: 2,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.55 : 7,759.41 = 1,884.97 : x
  2. Step 2: Convert to fraction form
    5,171.55/7,759.41 = 1,884.97/x
  3. Step 3: Cross multiply
    5,171.55x = 7,759.41 × 1,884.97
  4. Step 4: Simplify right side
    5,171.55x = 14,626,255.07
  5. Step 5: Solve for x
    x = 14,626,255.07/5,171.55
  6. Step 6: Final answer
    x = 2,828.21

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1.5x scale

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.