Home / 1,868.41-2,805.74-1,167.25

Finding the Fourth Proportional to 1,868.41, 2,805.74 and 1,167.25

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Solution

The fourth proportional to 1,868.41, 2,805.74 and 1,167.25 is: 1,752.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868.41 : 2,805.74 = 1,167.25 : x
  2. Step 2: Convert to fraction form
    1,868.41/2,805.74 = 1,167.25/x
  3. Step 3: Cross multiply
    1,868.41x = 2,805.74 × 1,167.25
  4. Step 4: Simplify right side
    1,868.41x = 3,275,009.62
  5. Step 5: Solve for x
    x = 3,275,009.62/1,868.41
  6. Step 6: Final answer
    x = 1,752.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.