Home / 4,079.34-6,119.13-1,941.74

Finding the Fourth Proportional to 4,079.34, 6,119.13 and 1,941.74

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Solution

The fourth proportional to 4,079.34, 6,119.13 and 1,941.74 is: 2,912.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.34 : 6,119.13 = 1,941.74 : x
  2. Step 2: Convert to fraction form
    4,079.34/6,119.13 = 1,941.74/x
  3. Step 3: Cross multiply
    4,079.34x = 6,119.13 × 1,941.74
  4. Step 4: Simplify right side
    4,079.34x = 11,881,739.33
  5. Step 5: Solve for x
    x = 11,881,739.33/4,079.34
  6. Step 6: Final answer
    x = 2,912.67

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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.