Home / 4,189.29-5,779.49-2,773.64

Finding the Fourth Proportional to 4,189.29, 5,779.49 and 2,773.64

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Solution

The fourth proportional to 4,189.29, 5,779.49 and 2,773.64 is: 3,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.29 : 5,779.49 = 2,773.64 : x
  2. Step 2: Convert to fraction form
    4,189.29/5,779.49 = 2,773.64/x
  3. Step 3: Cross multiply
    4,189.29x = 5,779.49 × 2,773.64
  4. Step 4: Simplify right side
    4,189.29x = 16,030,225.22
  5. Step 5: Solve for x
    x = 16,030,225.22/4,189.29
  6. Step 6: Final answer
    x = 3,826.48

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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.