Home / 5,191.46-7,164.22-2,833.60

Finding the Fourth Proportional to 5,191.46, 7,164.22 and 2,833.60

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Solution

The fourth proportional to 5,191.46, 7,164.22 and 2,833.60 is: 3,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.46 : 7,164.22 = 2,833.60 : x
  2. Step 2: Convert to fraction form
    5,191.46/7,164.22 = 2,833.60/x
  3. Step 3: Cross multiply
    5,191.46x = 7,164.22 × 2,833.60
  4. Step 4: Simplify right side
    5,191.46x = 20,300,535.51
  5. Step 5: Solve for x
    x = 20,300,535.51/5,191.46
  6. Step 6: Final answer
    x = 3,910.37

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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.