Home / 4,779.22-6,595.36-2,789.39

Finding the Fourth Proportional to 4,779.22, 6,595.36 and 2,789.39

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Solution

The fourth proportional to 4,779.22, 6,595.36 and 2,789.39 is: 3,849.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.22 : 6,595.36 = 2,789.39 : x
  2. Step 2: Convert to fraction form
    4,779.22/6,595.36 = 2,789.39/x
  3. Step 3: Cross multiply
    4,779.22x = 6,595.36 × 2,789.39
  4. Step 4: Simplify right side
    4,779.22x = 18,396,998.25
  5. Step 5: Solve for x
    x = 18,396,998.25/4,779.22
  6. Step 6: Final answer
    x = 3,849.38

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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.