Home / 7,166.72-10,749.84-3,271.10

Finding the Fourth Proportional to 7,166.72, 10,749.84 and 3,271.10

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Solution

The fourth proportional to 7,166.72, 10,749.84 and 3,271.10 is: 4,906.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.72 : 10,749.84 = 3,271.10 : x
  2. Step 2: Convert to fraction form
    7,166.72/10,749.84 = 3,271.10/x
  3. Step 3: Cross multiply
    7,166.72x = 10,749.84 × 3,271.10
  4. Step 4: Simplify right side
    7,166.72x = 35,163,801.62
  5. Step 5: Solve for x
    x = 35,163,801.62/7,166.72
  6. Step 6: Final answer
    x = 4,906.54

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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.