Home / 2,052.37-2,828.60-1,553.81

Finding the Fourth Proportional to 2,052.37, 2,828.60 and 1,553.81

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Solution

The fourth proportional to 2,052.37, 2,828.60 and 1,553.81 is: 2,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052.37 : 2,828.60 = 1,553.81 : x
  2. Step 2: Convert to fraction form
    2,052.37/2,828.60 = 1,553.81/x
  3. Step 3: Cross multiply
    2,052.37x = 2,828.60 × 1,553.81
  4. Step 4: Simplify right side
    2,052.37x = 4,395,106.97
  5. Step 5: Solve for x
    x = 4,395,106.97/2,052.37
  6. Step 6: Final answer
    x = 2,141.48

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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.