Home / 11,737.96-16,198.44-6,432.82

Finding the Fourth Proportional to 11,737.96, 16,198.44 and 6,432.82

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Solution

The fourth proportional to 11,737.96, 16,198.44 and 6,432.82 is: 8,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,737.96 : 16,198.44 = 6,432.82 : x
  2. Step 2: Convert to fraction form
    11,737.96/16,198.44 = 6,432.82/x
  3. Step 3: Cross multiply
    11,737.96x = 16,198.44 × 6,432.82
  4. Step 4: Simplify right side
    11,737.96x = 104,201,648.80
  5. Step 5: Solve for x
    x = 104,201,648.80/11,737.96
  6. Step 6: Final answer
    x = 8,877.32

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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.