Home / 11,588.86-15,992.76-6,283.72

Finding the Fourth Proportional to 11,588.86, 15,992.76 and 6,283.72

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Solution

The fourth proportional to 11,588.86, 15,992.76 and 6,283.72 is: 8,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.86 : 15,992.76 = 6,283.72 : x
  2. Step 2: Convert to fraction form
    11,588.86/15,992.76 = 6,283.72/x
  3. Step 3: Cross multiply
    11,588.86x = 15,992.76 × 6,283.72
  4. Step 4: Simplify right side
    11,588.86x = 100,494,025.87
  5. Step 5: Solve for x
    x = 100,494,025.87/11,588.86
  6. Step 6: Final answer
    x = 8,671.61

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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.