Home / 3,904.82-5,858.14-1,131.55

Finding the Fourth Proportional to 3,904.82, 5,858.14 and 1,131.55

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Solution

The fourth proportional to 3,904.82, 5,858.14 and 1,131.55 is: 1,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.82 : 5,858.14 = 1,131.55 : x
  2. Step 2: Convert to fraction form
    3,904.82/5,858.14 = 1,131.55/x
  3. Step 3: Cross multiply
    3,904.82x = 5,858.14 × 1,131.55
  4. Step 4: Simplify right side
    3,904.82x = 6,628,749.03
  5. Step 5: Solve for x
    x = 6,628,749.03/3,904.82
  6. Step 6: Final answer
    x = 1,697.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.