Home / 1,733.77-2,403.60-1,640.26

Finding the Fourth Proportional to 1,733.77, 2,403.60 and 1,640.26

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Solution

The fourth proportional to 1,733.77, 2,403.60 and 1,640.26 is: 2,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.77 : 2,403.60 = 1,640.26 : x
  2. Step 2: Convert to fraction form
    1,733.77/2,403.60 = 1,640.26/x
  3. Step 3: Cross multiply
    1,733.77x = 2,403.60 × 1,640.26
  4. Step 4: Simplify right side
    1,733.77x = 3,942,533.04
  5. Step 5: Solve for x
    x = 3,942,533.04/1,733.77
  6. Step 6: Final answer
    x = 2,273.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.