Home / 7,962.82-11,953.46-4,272.27

Finding the Fourth Proportional to 7,962.82, 11,953.46 and 4,272.27

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Solution

The fourth proportional to 7,962.82, 11,953.46 and 4,272.27 is: 6,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.82 : 11,953.46 = 4,272.27 : x
  2. Step 2: Convert to fraction form
    7,962.82/11,953.46 = 4,272.27/x
  3. Step 3: Cross multiply
    7,962.82x = 11,953.46 × 4,272.27
  4. Step 4: Simplify right side
    7,962.82x = 51,068,408.55
  5. Step 5: Solve for x
    x = 51,068,408.55/7,962.82
  6. Step 6: Final answer
    x = 6,413.36

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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.