Home / 4,160.70-6,242.20-2,680.43

Finding the Fourth Proportional to 4,160.70, 6,242.20 and 2,680.43

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Solution

The fourth proportional to 4,160.70, 6,242.20 and 2,680.43 is: 4,021.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.70 : 6,242.20 = 2,680.43 : x
  2. Step 2: Convert to fraction form
    4,160.70/6,242.20 = 2,680.43/x
  3. Step 3: Cross multiply
    4,160.70x = 6,242.20 × 2,680.43
  4. Step 4: Simplify right side
    4,160.70x = 16,731,742.23
  5. Step 5: Solve for x
    x = 16,731,742.23/4,160.70
  6. Step 6: Final answer
    x = 4,021.38

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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.