Home / 5,379.34-8,065.93-2,743.77

Finding the Fourth Proportional to 5,379.34, 8,065.93 and 2,743.77

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Solution

The fourth proportional to 5,379.34, 8,065.93 and 2,743.77 is: 4,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.34 : 8,065.93 = 2,743.77 : x
  2. Step 2: Convert to fraction form
    5,379.34/8,065.93 = 2,743.77/x
  3. Step 3: Cross multiply
    5,379.34x = 8,065.93 × 2,743.77
  4. Step 4: Simplify right side
    5,379.34x = 22,131,085.29
  5. Step 5: Solve for x
    x = 22,131,085.29/5,379.34
  6. Step 6: Final answer
    x = 4,114.09

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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.