Home / 3,666.06-5,057.64-2,173.64

Finding the Fourth Proportional to 3,666.06, 5,057.64 and 2,173.64

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Solution

The fourth proportional to 3,666.06, 5,057.64 and 2,173.64 is: 2,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.06 : 5,057.64 = 2,173.64 : x
  2. Step 2: Convert to fraction form
    3,666.06/5,057.64 = 2,173.64/x
  3. Step 3: Cross multiply
    3,666.06x = 5,057.64 × 2,173.64
  4. Step 4: Simplify right side
    3,666.06x = 10,993,463.32
  5. Step 5: Solve for x
    x = 10,993,463.32/3,666.06
  6. Step 6: Final answer
    x = 2,998.71

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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.