Home / 8,879.06-13,319.19-3,039.77

Finding the Fourth Proportional to 8,879.06, 13,319.19 and 3,039.77

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Solution

The fourth proportional to 8,879.06, 13,319.19 and 3,039.77 is: 4,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.06 : 13,319.19 = 3,039.77 : x
  2. Step 2: Convert to fraction form
    8,879.06/13,319.19 = 3,039.77/x
  3. Step 3: Cross multiply
    8,879.06x = 13,319.19 × 3,039.77
  4. Step 4: Simplify right side
    8,879.06x = 40,487,207.59
  5. Step 5: Solve for x
    x = 40,487,207.59/8,879.06
  6. Step 6: Final answer
    x = 4,559.86

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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.