Home / 3,041.92-4,198.26-1,715.68

Finding the Fourth Proportional to 3,041.92, 4,198.26 and 1,715.68

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Solution

The fourth proportional to 3,041.92, 4,198.26 and 1,715.68 is: 2,367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,041.92 : 4,198.26 = 1,715.68 : x
  2. Step 2: Convert to fraction form
    3,041.92/4,198.26 = 1,715.68/x
  3. Step 3: Cross multiply
    3,041.92x = 4,198.26 × 1,715.68
  4. Step 4: Simplify right side
    3,041.92x = 7,202,870.72
  5. Step 5: Solve for x
    x = 7,202,870.72/3,041.92
  6. Step 6: Final answer
    x = 2,367.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.