Home / 1,579.87-2,365.15-1,166.27

Finding the Fourth Proportional to 1,579.87, 2,365.15 and 1,166.27

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Solution

The fourth proportional to 1,579.87, 2,365.15 and 1,166.27 is: 1,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579.87 : 2,365.15 = 1,166.27 : x
  2. Step 2: Convert to fraction form
    1,579.87/2,365.15 = 1,166.27/x
  3. Step 3: Cross multiply
    1,579.87x = 2,365.15 × 1,166.27
  4. Step 4: Simplify right side
    1,579.87x = 2,758,390.94
  5. Step 5: Solve for x
    x = 2,758,390.94/1,579.87
  6. Step 6: Final answer
    x = 1,745.96

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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.