Home / 2,228.53-3,075.35-1,233.79

Finding the Fourth Proportional to 2,228.53, 3,075.35 and 1,233.79

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Solution

The fourth proportional to 2,228.53, 3,075.35 and 1,233.79 is: 1,702.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.53 : 3,075.35 = 1,233.79 : x
  2. Step 2: Convert to fraction form
    2,228.53/3,075.35 = 1,233.79/x
  3. Step 3: Cross multiply
    2,228.53x = 3,075.35 × 1,233.79
  4. Step 4: Simplify right side
    2,228.53x = 3,794,322.22
  5. Step 5: Solve for x
    x = 3,794,322.22/2,228.53
  6. Step 6: Final answer
    x = 1,702.61

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1.5x scale

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.