Home / 4,243.91-6,367.34-1,903.68

Finding the Fourth Proportional to 4,243.91, 6,367.34 and 1,903.68

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Solution

The fourth proportional to 4,243.91, 6,367.34 and 1,903.68 is: 2,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.91 : 6,367.34 = 1,903.68 : x
  2. Step 2: Convert to fraction form
    4,243.91/6,367.34 = 1,903.68/x
  3. Step 3: Cross multiply
    4,243.91x = 6,367.34 × 1,903.68
  4. Step 4: Simplify right side
    4,243.91x = 12,121,382.57
  5. Step 5: Solve for x
    x = 12,121,382.57/4,243.91
  6. Step 6: Final answer
    x = 2,856.19

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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.