Home / 10,516.91-15,769.44-3,493.16

Finding the Fourth Proportional to 10,516.91, 15,769.44 and 3,493.16

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Solution

The fourth proportional to 10,516.91, 15,769.44 and 3,493.16 is: 5,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516.91 : 15,769.44 = 3,493.16 : x
  2. Step 2: Convert to fraction form
    10,516.91/15,769.44 = 3,493.16/x
  3. Step 3: Cross multiply
    10,516.91x = 15,769.44 × 3,493.16
  4. Step 4: Simplify right side
    10,516.91x = 55,085,157.32
  5. Step 5: Solve for x
    x = 55,085,157.32/10,516.91
  6. Step 6: Final answer
    x = 5,237.77

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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.