Home / 1,858.44-2,563.74-1,441.56

Finding the Fourth Proportional to 1,858.44, 2,563.74 and 1,441.56

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Solution

The fourth proportional to 1,858.44, 2,563.74 and 1,441.56 is: 1,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.44 : 2,563.74 = 1,441.56 : x
  2. Step 2: Convert to fraction form
    1,858.44/2,563.74 = 1,441.56/x
  3. Step 3: Cross multiply
    1,858.44x = 2,563.74 × 1,441.56
  4. Step 4: Simplify right side
    1,858.44x = 3,695,785.03
  5. Step 5: Solve for x
    x = 3,695,785.03/1,858.44
  6. Step 6: Final answer
    x = 1,988.65

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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.