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Finding the Fourth Proportional to 8,000.88, 11,994.06 and 2,803.92

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Solution

The fourth proportional to 8,000.88, 11,994.06 and 2,803.92 is: 4,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.88 : 11,994.06 = 2,803.92 : x
  2. Step 2: Convert to fraction form
    8,000.88/11,994.06 = 2,803.92/x
  3. Step 3: Cross multiply
    8,000.88x = 11,994.06 × 2,803.92
  4. Step 4: Simplify right side
    8,000.88x = 33,630,384.72
  5. Step 5: Solve for x
    x = 33,630,384.72/8,000.88
  6. Step 6: Final answer
    x = 4,203.34

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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.