Home / 3,852.99-5,317.22-2,174.33

Finding the Fourth Proportional to 3,852.99, 5,317.22 and 2,174.33

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Solution

The fourth proportional to 3,852.99, 5,317.22 and 2,174.33 is: 3,000.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.99 : 5,317.22 = 2,174.33 : x
  2. Step 2: Convert to fraction form
    3,852.99/5,317.22 = 2,174.33/x
  3. Step 3: Cross multiply
    3,852.99x = 5,317.22 × 2,174.33
  4. Step 4: Simplify right side
    3,852.99x = 11,561,409.69
  5. Step 5: Solve for x
    x = 11,561,409.69/3,852.99
  6. Step 6: Final answer
    x = 3,000.63

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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.