Home / 2,327.21-3,491.62-1,157.03

Finding the Fourth Proportional to 2,327.21, 3,491.62 and 1,157.03

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Solution

The fourth proportional to 2,327.21, 3,491.62 and 1,157.03 is: 1,735.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.21 : 3,491.62 = 1,157.03 : x
  2. Step 2: Convert to fraction form
    2,327.21/3,491.62 = 1,157.03/x
  3. Step 3: Cross multiply
    2,327.21x = 3,491.62 × 1,157.03
  4. Step 4: Simplify right side
    2,327.21x = 4,039,888.74
  5. Step 5: Solve for x
    x = 4,039,888.74/2,327.21
  6. Step 6: Final answer
    x = 1,735.94

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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.