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Finding the Fourth Proportional to 8,110.86, 11,192.98 and 4,384.86

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Solution

The fourth proportional to 8,110.86, 11,192.98 and 4,384.86 is: 6,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.86 : 11,192.98 = 4,384.86 : x
  2. Step 2: Convert to fraction form
    8,110.86/11,192.98 = 4,384.86/x
  3. Step 3: Cross multiply
    8,110.86x = 11,192.98 × 4,384.86
  4. Step 4: Simplify right side
    8,110.86x = 49,079,650.28
  5. Step 5: Solve for x
    x = 49,079,650.28/8,110.86
  6. Step 6: Final answer
    x = 6,051.10

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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.