Home / 1,853.44-2,559.69-1,603.57

Finding the Fourth Proportional to 1,853.44, 2,559.69 and 1,603.57

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Solution

The fourth proportional to 1,853.44, 2,559.69 and 1,603.57 is: 2,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.44 : 2,559.69 = 1,603.57 : x
  2. Step 2: Convert to fraction form
    1,853.44/2,559.69 = 1,603.57/x
  3. Step 3: Cross multiply
    1,853.44x = 2,559.69 × 1,603.57
  4. Step 4: Simplify right side
    1,853.44x = 4,104,642.09
  5. Step 5: Solve for x
    x = 4,104,642.09/1,853.44
  6. Step 6: Final answer
    x = 2,214.61

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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.