Home / 3,084.58-4,628.92-2,879.55

Finding the Fourth Proportional to 3,084.58, 4,628.92 and 2,879.55

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Solution

The fourth proportional to 3,084.58, 4,628.92 and 2,879.55 is: 4,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.58 : 4,628.92 = 2,879.55 : x
  2. Step 2: Convert to fraction form
    3,084.58/4,628.92 = 2,879.55/x
  3. Step 3: Cross multiply
    3,084.58x = 4,628.92 × 2,879.55
  4. Step 4: Simplify right side
    3,084.58x = 13,329,206.59
  5. Step 5: Solve for x
    x = 13,329,206.59/3,084.58
  6. Step 6: Final answer
    x = 4,321.24

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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.