Home / 2,228.68-3,075.50-1,233.96

Finding the Fourth Proportional to 2,228.68, 3,075.50 and 1,233.96

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Solution

The fourth proportional to 2,228.68, 3,075.50 and 1,233.96 is: 1,702.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.68 : 3,075.50 = 1,233.96 : x
  2. Step 2: Convert to fraction form
    2,228.68/3,075.50 = 1,233.96/x
  3. Step 3: Cross multiply
    2,228.68x = 3,075.50 × 1,233.96
  4. Step 4: Simplify right side
    2,228.68x = 3,795,043.98
  5. Step 5: Solve for x
    x = 3,795,043.98/2,228.68
  6. Step 6: Final answer
    x = 1,702.82

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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.