Home / 3,644.24-5,027.58-2,072

Finding the Fourth Proportional to 3,644.24, 5,027.58 and 2,072

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Solution

The fourth proportional to 3,644.24, 5,027.58 and 2,072 is: 2,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.24 : 5,027.58 = 2,072 : x
  2. Step 2: Convert to fraction form
    3,644.24/5,027.58 = 2,072/x
  3. Step 3: Cross multiply
    3,644.24x = 5,027.58 × 2,072
  4. Step 4: Simplify right side
    3,644.24x = 10,417,145.76
  5. Step 5: Solve for x
    x = 10,417,145.76/3,644.24
  6. Step 6: Final answer
    x = 2,858.52

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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.