Home / 2,858.49-3,944.79-1,599.59

Finding the Fourth Proportional to 2,858.49, 3,944.79 and 1,599.59

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Solution

The fourth proportional to 2,858.49, 3,944.79 and 1,599.59 is: 2,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.49 : 3,944.79 = 1,599.59 : x
  2. Step 2: Convert to fraction form
    2,858.49/3,944.79 = 1,599.59/x
  3. Step 3: Cross multiply
    2,858.49x = 3,944.79 × 1,599.59
  4. Step 4: Simplify right side
    2,858.49x = 6,310,046.64
  5. Step 5: Solve for x
    x = 6,310,046.64/2,858.49
  6. Step 6: Final answer
    x = 2,207.48

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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.