Home / 5,191.33-7,164.03-2,833.47

Finding the Fourth Proportional to 5,191.33, 7,164.03 and 2,833.47

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Solution

The fourth proportional to 5,191.33, 7,164.03 and 2,833.47 is: 3,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.33 : 7,164.03 = 2,833.47 : x
  2. Step 2: Convert to fraction form
    5,191.33/7,164.03 = 2,833.47/x
  3. Step 3: Cross multiply
    5,191.33x = 7,164.03 × 2,833.47
  4. Step 4: Simplify right side
    5,191.33x = 20,299,064.08
  5. Step 5: Solve for x
    x = 20,299,064.08/5,191.33
  6. Step 6: Final answer
    x = 3,910.19

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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.