Home / 3,962.21-5,941.56-1,188.37

Finding the Fourth Proportional to 3,962.21, 5,941.56 and 1,188.37

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Solution

The fourth proportional to 3,962.21, 5,941.56 and 1,188.37 is: 1,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.21 : 5,941.56 = 1,188.37 : x
  2. Step 2: Convert to fraction form
    3,962.21/5,941.56 = 1,188.37/x
  3. Step 3: Cross multiply
    3,962.21x = 5,941.56 × 1,188.37
  4. Step 4: Simplify right side
    3,962.21x = 7,060,771.66
  5. Step 5: Solve for x
    x = 7,060,771.66/3,962.21
  6. Step 6: Final answer
    x = 1,782.03

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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.