Home / 2,228.48-3,075.17-1,233.70

Finding the Fourth Proportional to 2,228.48, 3,075.17 and 1,233.70

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Solution

The fourth proportional to 2,228.48, 3,075.17 and 1,233.70 is: 1,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.48 : 3,075.17 = 1,233.70 : x
  2. Step 2: Convert to fraction form
    2,228.48/3,075.17 = 1,233.70/x
  3. Step 3: Cross multiply
    2,228.48x = 3,075.17 × 1,233.70
  4. Step 4: Simplify right side
    2,228.48x = 3,793,837.23
  5. Step 5: Solve for x
    x = 3,793,837.23/2,228.48
  6. Step 6: Final answer
    x = 1,702.43

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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.