Home / 4,879.83-7,319.75-2,284.59

Finding the Fourth Proportional to 4,879.83, 7,319.75 and 2,284.59

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Solution

The fourth proportional to 4,879.83, 7,319.75 and 2,284.59 is: 3,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.83 : 7,319.75 = 2,284.59 : x
  2. Step 2: Convert to fraction form
    4,879.83/7,319.75 = 2,284.59/x
  3. Step 3: Cross multiply
    4,879.83x = 7,319.75 × 2,284.59
  4. Step 4: Simplify right side
    4,879.83x = 16,722,627.65
  5. Step 5: Solve for x
    x = 16,722,627.65/4,879.83
  6. Step 6: Final answer
    x = 3,426.89

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1.5x scale

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.