Home / 7,249.44-10,854.64-3,779.36

Finding the Fourth Proportional to 7,249.44, 10,854.64 and 3,779.36

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Solution

The fourth proportional to 7,249.44, 10,854.64 and 3,779.36 is: 5,658.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.44 : 10,854.64 = 3,779.36 : x
  2. Step 2: Convert to fraction form
    7,249.44/10,854.64 = 3,779.36/x
  3. Step 3: Cross multiply
    7,249.44x = 10,854.64 × 3,779.36
  4. Step 4: Simplify right side
    7,249.44x = 41,023,592.23
  5. Step 5: Solve for x
    x = 41,023,592.23/7,249.44
  6. Step 6: Final answer
    x = 5,658.86

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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.