Home / 2,749.22-4,124.34-1,433.60

Finding the Fourth Proportional to 2,749.22, 4,124.34 and 1,433.60

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Solution

The fourth proportional to 2,749.22, 4,124.34 and 1,433.60 is: 2,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.22 : 4,124.34 = 1,433.60 : x
  2. Step 2: Convert to fraction form
    2,749.22/4,124.34 = 1,433.60/x
  3. Step 3: Cross multiply
    2,749.22x = 4,124.34 × 1,433.60
  4. Step 4: Simplify right side
    2,749.22x = 5,912,653.82
  5. Step 5: Solve for x
    x = 5,912,653.82/2,749.22
  6. Step 6: Final answer
    x = 2,150.67

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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.