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Finding the Fourth Proportional to 6,029.86, 8,321.92 and 3,376.76

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Solution

The fourth proportional to 6,029.86, 8,321.92 and 3,376.76 is: 4,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,029.86 : 8,321.92 = 3,376.76 : x
  2. Step 2: Convert to fraction form
    6,029.86/8,321.92 = 3,376.76/x
  3. Step 3: Cross multiply
    6,029.86x = 8,321.92 × 3,376.76
  4. Step 4: Simplify right side
    6,029.86x = 28,101,076.53
  5. Step 5: Solve for x
    x = 28,101,076.53/6,029.86
  6. Step 6: Final answer
    x = 4,660.32

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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.