Home / 3,777.45-5,213.14-2,098.93

Finding the Fourth Proportional to 3,777.45, 5,213.14 and 2,098.93

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Solution

The fourth proportional to 3,777.45, 5,213.14 and 2,098.93 is: 2,896.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.45 : 5,213.14 = 2,098.93 : x
  2. Step 2: Convert to fraction form
    3,777.45/5,213.14 = 2,098.93/x
  3. Step 3: Cross multiply
    3,777.45x = 5,213.14 × 2,098.93
  4. Step 4: Simplify right side
    3,777.45x = 10,942,015.94
  5. Step 5: Solve for x
    x = 10,942,015.94/3,777.45
  6. Step 6: Final answer
    x = 2,896.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.