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Finding the Fourth Proportional to 8,846.72, 13,271.90 and 3,652.59

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Solution

The fourth proportional to 8,846.72, 13,271.90 and 3,652.59 is: 5,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,846.72 : 13,271.90 = 3,652.59 : x
  2. Step 2: Convert to fraction form
    8,846.72/13,271.90 = 3,652.59/x
  3. Step 3: Cross multiply
    8,846.72x = 13,271.90 × 3,652.59
  4. Step 4: Simplify right side
    8,846.72x = 48,476,861.27
  5. Step 5: Solve for x
    x = 48,476,861.27/8,846.72
  6. Step 6: Final answer
    x = 5,479.64

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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.