Home / 5,236.14-7,858.26-2,771.58

Finding the Fourth Proportional to 5,236.14, 7,858.26 and 2,771.58

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Solution

The fourth proportional to 5,236.14, 7,858.26 and 2,771.58 is: 4,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.14 : 7,858.26 = 2,771.58 : x
  2. Step 2: Convert to fraction form
    5,236.14/7,858.26 = 2,771.58/x
  3. Step 3: Cross multiply
    5,236.14x = 7,858.26 × 2,771.58
  4. Step 4: Simplify right side
    5,236.14x = 21,779,796.25
  5. Step 5: Solve for x
    x = 21,779,796.25/5,236.14
  6. Step 6: Final answer
    x = 4,159.51

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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.