Home / 2,336.37-3,224.19-1,288.43

Finding the Fourth Proportional to 2,336.37, 3,224.19 and 1,288.43

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Solution

The fourth proportional to 2,336.37, 3,224.19 and 1,288.43 is: 1,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.37 : 3,224.19 = 1,288.43 : x
  2. Step 2: Convert to fraction form
    2,336.37/3,224.19 = 1,288.43/x
  3. Step 3: Cross multiply
    2,336.37x = 3,224.19 × 1,288.43
  4. Step 4: Simplify right side
    2,336.37x = 4,154,151.18
  5. Step 5: Solve for x
    x = 4,154,151.18/2,336.37
  6. Step 6: Final answer
    x = 1,778.04

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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.