Home / 2,272.49-3,133.63-1,799.63

Finding the Fourth Proportional to 2,272.49, 3,133.63 and 1,799.63

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Solution

The fourth proportional to 2,272.49, 3,133.63 and 1,799.63 is: 2,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.49 : 3,133.63 = 1,799.63 : x
  2. Step 2: Convert to fraction form
    2,272.49/3,133.63 = 1,799.63/x
  3. Step 3: Cross multiply
    2,272.49x = 3,133.63 × 1,799.63
  4. Step 4: Simplify right side
    2,272.49x = 5,639,374.56
  5. Step 5: Solve for x
    x = 5,639,374.56/2,272.49
  6. Step 6: Final answer
    x = 2,481.58

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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.