Home / 2,285.97-3,153.81-1,446.36

Finding the Fourth Proportional to 2,285.97, 3,153.81 and 1,446.36

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Solution

The fourth proportional to 2,285.97, 3,153.81 and 1,446.36 is: 1,995.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.97 : 3,153.81 = 1,446.36 : x
  2. Step 2: Convert to fraction form
    2,285.97/3,153.81 = 1,446.36/x
  3. Step 3: Cross multiply
    2,285.97x = 3,153.81 × 1,446.36
  4. Step 4: Simplify right side
    2,285.97x = 4,561,544.63
  5. Step 5: Solve for x
    x = 4,561,544.63/2,285.97
  6. Step 6: Final answer
    x = 1,995.45

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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.