Home / 11,274.80-16,912.08-3,483.68

Finding the Fourth Proportional to 11,274.80, 16,912.08 and 3,483.68

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Solution

The fourth proportional to 11,274.80, 16,912.08 and 3,483.68 is: 5,225.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.80 : 16,912.08 = 3,483.68 : x
  2. Step 2: Convert to fraction form
    11,274.80/16,912.08 = 3,483.68/x
  3. Step 3: Cross multiply
    11,274.80x = 16,912.08 × 3,483.68
  4. Step 4: Simplify right side
    11,274.80x = 58,916,274.85
  5. Step 5: Solve for x
    x = 58,916,274.85/11,274.80
  6. Step 6: Final answer
    x = 5,225.48

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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.