Home / 8,010.94-11,999.67-6,442.48

Finding the Fourth Proportional to 8,010.94, 11,999.67 and 6,442.48

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Solution

The fourth proportional to 8,010.94, 11,999.67 and 6,442.48 is: 9,650.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.94 : 11,999.67 = 6,442.48 : x
  2. Step 2: Convert to fraction form
    8,010.94/11,999.67 = 6,442.48/x
  3. Step 3: Cross multiply
    8,010.94x = 11,999.67 × 6,442.48
  4. Step 4: Simplify right side
    8,010.94x = 77,307,633.98
  5. Step 5: Solve for x
    x = 77,307,633.98/8,010.94
  6. Step 6: Final answer
    x = 9,650.26

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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.