Home / 4,847.73-6,690.45-2,858.25

Finding the Fourth Proportional to 4,847.73, 6,690.45 and 2,858.25

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Solution

The fourth proportional to 4,847.73, 6,690.45 and 2,858.25 is: 3,944.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.73 : 6,690.45 = 2,858.25 : x
  2. Step 2: Convert to fraction form
    4,847.73/6,690.45 = 2,858.25/x
  3. Step 3: Cross multiply
    4,847.73x = 6,690.45 × 2,858.25
  4. Step 4: Simplify right side
    4,847.73x = 19,122,978.71
  5. Step 5: Solve for x
    x = 19,122,978.71/4,847.73
  6. Step 6: Final answer
    x = 3,944.73

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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.