Home / 2,228.60-3,075.62-1,233.92

Finding the Fourth Proportional to 2,228.60, 3,075.62 and 1,233.92

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Solution

The fourth proportional to 2,228.60, 3,075.62 and 1,233.92 is: 1,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.60 : 3,075.62 = 1,233.92 : x
  2. Step 2: Convert to fraction form
    2,228.60/3,075.62 = 1,233.92/x
  3. Step 3: Cross multiply
    2,228.60x = 3,075.62 × 1,233.92
  4. Step 4: Simplify right side
    2,228.60x = 3,795,047.48
  5. Step 5: Solve for x
    x = 3,795,047.48/2,228.60
  6. Step 6: Final answer
    x = 1,702.89

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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.