Home / 4,245.46-6,365.29-2,161.43

Finding the Fourth Proportional to 4,245.46, 6,365.29 and 2,161.43

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Solution

The fourth proportional to 4,245.46, 6,365.29 and 2,161.43 is: 3,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245.46 : 6,365.29 = 2,161.43 : x
  2. Step 2: Convert to fraction form
    4,245.46/6,365.29 = 2,161.43/x
  3. Step 3: Cross multiply
    4,245.46x = 6,365.29 × 2,161.43
  4. Step 4: Simplify right side
    4,245.46x = 13,758,156.78
  5. Step 5: Solve for x
    x = 13,758,156.78/4,245.46
  6. Step 6: Final answer
    x = 3,240.67

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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.