Home / 7,675.46-11,511.50-2,745.44

Finding the Fourth Proportional to 7,675.46, 11,511.50 and 2,745.44

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Solution

The fourth proportional to 7,675.46, 11,511.50 and 2,745.44 is: 4,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.46 : 11,511.50 = 2,745.44 : x
  2. Step 2: Convert to fraction form
    7,675.46/11,511.50 = 2,745.44/x
  3. Step 3: Cross multiply
    7,675.46x = 11,511.50 × 2,745.44
  4. Step 4: Simplify right side
    7,675.46x = 31,604,132.56
  5. Step 5: Solve for x
    x = 31,604,132.56/7,675.46
  6. Step 6: Final answer
    x = 4,117.56

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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.