Home / 11,302.72-16,956.35-3,907.46

Finding the Fourth Proportional to 11,302.72, 16,956.35 and 3,907.46

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Solution

The fourth proportional to 11,302.72, 16,956.35 and 3,907.46 is: 5,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.72 : 16,956.35 = 3,907.46 : x
  2. Step 2: Convert to fraction form
    11,302.72/16,956.35 = 3,907.46/x
  3. Step 3: Cross multiply
    11,302.72x = 16,956.35 × 3,907.46
  4. Step 4: Simplify right side
    11,302.72x = 66,256,259.37
  5. Step 5: Solve for x
    x = 66,256,259.37/11,302.72
  6. Step 6: Final answer
    x = 5,861.97

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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.