Home / 3,240.24-4,471.38-1,823.94

Finding the Fourth Proportional to 3,240.24, 4,471.38 and 1,823.94

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Solution

The fourth proportional to 3,240.24, 4,471.38 and 1,823.94 is: 2,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.24 : 4,471.38 = 1,823.94 : x
  2. Step 2: Convert to fraction form
    3,240.24/4,471.38 = 1,823.94/x
  3. Step 3: Cross multiply
    3,240.24x = 4,471.38 × 1,823.94
  4. Step 4: Simplify right side
    3,240.24x = 8,155,528.84
  5. Step 5: Solve for x
    x = 8,155,528.84/3,240.24
  6. Step 6: Final answer
    x = 2,516.95

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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.