Home / 2,879.98-4,319.63-1,694.73

Finding the Fourth Proportional to 2,879.98, 4,319.63 and 1,694.73

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Solution

The fourth proportional to 2,879.98, 4,319.63 and 1,694.73 is: 2,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.98 : 4,319.63 = 1,694.73 : x
  2. Step 2: Convert to fraction form
    2,879.98/4,319.63 = 1,694.73/x
  3. Step 3: Cross multiply
    2,879.98x = 4,319.63 × 1,694.73
  4. Step 4: Simplify right side
    2,879.98x = 7,320,630.16
  5. Step 5: Solve for x
    x = 7,320,630.16/2,879.98
  6. Step 6: Final answer
    x = 2,541.90

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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.