Home / 1,725.40-2,382.49-1,600.33

Finding the Fourth Proportional to 1,725.40, 2,382.49 and 1,600.33

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Solution

The fourth proportional to 1,725.40, 2,382.49 and 1,600.33 is: 2,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.40 : 2,382.49 = 1,600.33 : x
  2. Step 2: Convert to fraction form
    1,725.40/2,382.49 = 1,600.33/x
  3. Step 3: Cross multiply
    1,725.40x = 2,382.49 × 1,600.33
  4. Step 4: Simplify right side
    1,725.40x = 3,812,770.22
  5. Step 5: Solve for x
    x = 3,812,770.22/1,725.40
  6. Step 6: Final answer
    x = 2,209.79

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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.