Home / 5,629.73-8,449.74-2,858.31

Finding the Fourth Proportional to 5,629.73, 8,449.74 and 2,858.31

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Solution

The fourth proportional to 5,629.73, 8,449.74 and 2,858.31 is: 4,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.73 : 8,449.74 = 2,858.31 : x
  2. Step 2: Convert to fraction form
    5,629.73/8,449.74 = 2,858.31/x
  3. Step 3: Cross multiply
    5,629.73x = 8,449.74 × 2,858.31
  4. Step 4: Simplify right side
    5,629.73x = 24,151,976.34
  5. Step 5: Solve for x
    x = 24,151,976.34/5,629.73
  6. Step 6: Final answer
    x = 4,290.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.