Home / 2,507.33-3,762.21-1,190.88

Finding the Fourth Proportional to 2,507.33, 3,762.21 and 1,190.88

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Solution

The fourth proportional to 2,507.33, 3,762.21 and 1,190.88 is: 1,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.33 : 3,762.21 = 1,190.88 : x
  2. Step 2: Convert to fraction form
    2,507.33/3,762.21 = 1,190.88/x
  3. Step 3: Cross multiply
    2,507.33x = 3,762.21 × 1,190.88
  4. Step 4: Simplify right side
    2,507.33x = 4,480,340.64
  5. Step 5: Solve for x
    x = 4,480,340.64/2,507.33
  6. Step 6: Final answer
    x = 1,786.90

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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.