Home / 4,141.68-6,213.66-1,678.23

Finding the Fourth Proportional to 4,141.68, 6,213.66 and 1,678.23

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Solution

The fourth proportional to 4,141.68, 6,213.66 and 1,678.23 is: 2,517.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.68 : 6,213.66 = 1,678.23 : x
  2. Step 2: Convert to fraction form
    4,141.68/6,213.66 = 1,678.23/x
  3. Step 3: Cross multiply
    4,141.68x = 6,213.66 × 1,678.23
  4. Step 4: Simplify right side
    4,141.68x = 10,427,950.62
  5. Step 5: Solve for x
    x = 10,427,950.62/4,141.68
  6. Step 6: Final answer
    x = 2,517.81

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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.