Home / 4,187.37-5,779.37-2,771.08

Finding the Fourth Proportional to 4,187.37, 5,779.37 and 2,771.08

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Solution

The fourth proportional to 4,187.37, 5,779.37 and 2,771.08 is: 3,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.37 : 5,779.37 = 2,771.08 : x
  2. Step 2: Convert to fraction form
    4,187.37/5,779.37 = 2,771.08/x
  3. Step 3: Cross multiply
    4,187.37x = 5,779.37 × 2,771.08
  4. Step 4: Simplify right side
    4,187.37x = 16,015,096.62
  5. Step 5: Solve for x
    x = 16,015,096.62/4,187.37
  6. Step 6: Final answer
    x = 3,824.62

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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.