Home / 2,311.03-3,464.70-1,079.02

Finding the Fourth Proportional to 2,311.03, 3,464.70 and 1,079.02

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Solution

The fourth proportional to 2,311.03, 3,464.70 and 1,079.02 is: 1,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.03 : 3,464.70 = 1,079.02 : x
  2. Step 2: Convert to fraction form
    2,311.03/3,464.70 = 1,079.02/x
  3. Step 3: Cross multiply
    2,311.03x = 3,464.70 × 1,079.02
  4. Step 4: Simplify right side
    2,311.03x = 3,738,480.59
  5. Step 5: Solve for x
    x = 3,738,480.59/2,311.03
  6. Step 6: Final answer
    x = 1,617.67

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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.