Home / 3,713.07-5,568.21-1,213.67

Finding the Fourth Proportional to 3,713.07, 5,568.21 and 1,213.67

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Solution

The fourth proportional to 3,713.07, 5,568.21 and 1,213.67 is: 1,820.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.07 : 5,568.21 = 1,213.67 : x
  2. Step 2: Convert to fraction form
    3,713.07/5,568.21 = 1,213.67/x
  3. Step 3: Cross multiply
    3,713.07x = 5,568.21 × 1,213.67
  4. Step 4: Simplify right side
    3,713.07x = 6,757,983.35
  5. Step 5: Solve for x
    x = 6,757,983.35/3,713.07
  6. Step 6: Final answer
    x = 1,820.05

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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.