Home / 4,090.93-6,131.79-1,749.76

Finding the Fourth Proportional to 4,090.93, 6,131.79 and 1,749.76

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Solution

The fourth proportional to 4,090.93, 6,131.79 and 1,749.76 is: 2,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.93 : 6,131.79 = 1,749.76 : x
  2. Step 2: Convert to fraction form
    4,090.93/6,131.79 = 1,749.76/x
  3. Step 3: Cross multiply
    4,090.93x = 6,131.79 × 1,749.76
  4. Step 4: Simplify right side
    4,090.93x = 10,729,145.54
  5. Step 5: Solve for x
    x = 10,729,145.54/4,090.93
  6. Step 6: Final answer
    x = 2,622.67

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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.