Home / 2,790.93-4,183.92-1,060.77

Finding the Fourth Proportional to 2,790.93, 4,183.92 and 1,060.77

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Solution

The fourth proportional to 2,790.93, 4,183.92 and 1,060.77 is: 1,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790.93 : 4,183.92 = 1,060.77 : x
  2. Step 2: Convert to fraction form
    2,790.93/4,183.92 = 1,060.77/x
  3. Step 3: Cross multiply
    2,790.93x = 4,183.92 × 1,060.77
  4. Step 4: Simplify right side
    2,790.93x = 4,438,176.82
  5. Step 5: Solve for x
    x = 4,438,176.82/2,790.93
  6. Step 6: Final answer
    x = 1,590.21

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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.