Home / 3,743.76-5,610.84-2,100.24

Finding the Fourth Proportional to 3,743.76, 5,610.84 and 2,100.24

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Solution

The fourth proportional to 3,743.76, 5,610.84 and 2,100.24 is: 3,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.76 : 5,610.84 = 2,100.24 : x
  2. Step 2: Convert to fraction form
    3,743.76/5,610.84 = 2,100.24/x
  3. Step 3: Cross multiply
    3,743.76x = 5,610.84 × 2,100.24
  4. Step 4: Simplify right side
    3,743.76x = 11,784,110.60
  5. Step 5: Solve for x
    x = 11,784,110.60/3,743.76
  6. Step 6: Final answer
    x = 3,147.67

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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.