Home / 2,303.87-3,179.43-1,255.95

Finding the Fourth Proportional to 2,303.87, 3,179.43 and 1,255.95

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Solution

The fourth proportional to 2,303.87, 3,179.43 and 1,255.95 is: 1,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.87 : 3,179.43 = 1,255.95 : x
  2. Step 2: Convert to fraction form
    2,303.87/3,179.43 = 1,255.95/x
  3. Step 3: Cross multiply
    2,303.87x = 3,179.43 × 1,255.95
  4. Step 4: Simplify right side
    2,303.87x = 3,993,205.11
  5. Step 5: Solve for x
    x = 3,993,205.11/2,303.87
  6. Step 6: Final answer
    x = 1,733.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.