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Finding the Fourth Proportional to 8,544.65, 12,816.90 and 2,701.26

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Solution

The fourth proportional to 8,544.65, 12,816.90 and 2,701.26 is: 4,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.65 : 12,816.90 = 2,701.26 : x
  2. Step 2: Convert to fraction form
    8,544.65/12,816.90 = 2,701.26/x
  3. Step 3: Cross multiply
    8,544.65x = 12,816.90 × 2,701.26
  4. Step 4: Simplify right side
    8,544.65x = 34,621,811.34
  5. Step 5: Solve for x
    x = 34,621,811.34/8,544.65
  6. Step 6: Final answer
    x = 4,051.87

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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.