Home / 2,858.28-3,944.36-1,599.44

Finding the Fourth Proportional to 2,858.28, 3,944.36 and 1,599.44

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Solution

The fourth proportional to 2,858.28, 3,944.36 and 1,599.44 is: 2,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.28 : 3,944.36 = 1,599.44 : x
  2. Step 2: Convert to fraction form
    2,858.28/3,944.36 = 1,599.44/x
  3. Step 3: Cross multiply
    2,858.28x = 3,944.36 × 1,599.44
  4. Step 4: Simplify right side
    2,858.28x = 6,308,767.16
  5. Step 5: Solve for x
    x = 6,308,767.16/2,858.28
  6. Step 6: Final answer
    x = 2,207.19

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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.