Home / 3,666.33-5,057.26-2,173.19

Finding the Fourth Proportional to 3,666.33, 5,057.26 and 2,173.19

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Solution

The fourth proportional to 3,666.33, 5,057.26 and 2,173.19 is: 2,997.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.33 : 5,057.26 = 2,173.19 : x
  2. Step 2: Convert to fraction form
    3,666.33/5,057.26 = 2,173.19/x
  3. Step 3: Cross multiply
    3,666.33x = 5,057.26 × 2,173.19
  4. Step 4: Simplify right side
    3,666.33x = 10,990,394.07
  5. Step 5: Solve for x
    x = 10,990,394.07/3,666.33
  6. Step 6: Final answer
    x = 2,997.66

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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.