Home / 2,588.26-3,571.78-1,409.33

Finding the Fourth Proportional to 2,588.26, 3,571.78 and 1,409.33

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Solution

The fourth proportional to 2,588.26, 3,571.78 and 1,409.33 is: 1,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.26 : 3,571.78 = 1,409.33 : x
  2. Step 2: Convert to fraction form
    2,588.26/3,571.78 = 1,409.33/x
  3. Step 3: Cross multiply
    2,588.26x = 3,571.78 × 1,409.33
  4. Step 4: Simplify right side
    2,588.26x = 5,033,816.71
  5. Step 5: Solve for x
    x = 5,033,816.71/2,588.26
  6. Step 6: Final answer
    x = 1,944.87

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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.