Home / 11,751.36-17,621.84-5,506.34

Finding the Fourth Proportional to 11,751.36, 17,621.84 and 5,506.34

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Solution

The fourth proportional to 11,751.36, 17,621.84 and 5,506.34 is: 8,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.36 : 17,621.84 = 5,506.34 : x
  2. Step 2: Convert to fraction form
    11,751.36/17,621.84 = 5,506.34/x
  3. Step 3: Cross multiply
    11,751.36x = 17,621.84 × 5,506.34
  4. Step 4: Simplify right side
    11,751.36x = 97,031,754.36
  5. Step 5: Solve for x
    x = 97,031,754.36/11,751.36
  6. Step 6: Final answer
    x = 8,257.07

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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.