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Finding the Fourth Proportional to 8,803.71, 13,207.73 and 2,563.78

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Solution

The fourth proportional to 8,803.71, 13,207.73 and 2,563.78 is: 3,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.71 : 13,207.73 = 2,563.78 : x
  2. Step 2: Convert to fraction form
    8,803.71/13,207.73 = 2,563.78/x
  3. Step 3: Cross multiply
    8,803.71x = 13,207.73 × 2,563.78
  4. Step 4: Simplify right side
    8,803.71x = 33,861,647.98
  5. Step 5: Solve for x
    x = 33,861,647.98/8,803.71
  6. Step 6: Final answer
    x = 3,846.29

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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.