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Finding the Fourth Proportional to 8,911.00, 12,297.09 and 4,932.01

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Solution

The fourth proportional to 8,911.00, 12,297.09 and 4,932.01 is: 6,806.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.00 : 12,297.09 = 4,932.01 : x
  2. Step 2: Convert to fraction form
    8,911.00/12,297.09 = 4,932.01/x
  3. Step 3: Cross multiply
    8,911.00x = 12,297.09 × 4,932.01
  4. Step 4: Simplify right side
    8,911.00x = 60,649,340.11
  5. Step 5: Solve for x
    x = 60,649,340.11/8,911.00
  6. Step 6: Final answer
    x = 6,806.12

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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.