Home / 7,336.80-11,000.33-2,656.20

Finding the Fourth Proportional to 7,336.80, 11,000.33 and 2,656.20

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Solution

The fourth proportional to 7,336.80, 11,000.33 and 2,656.20 is: 3,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.80 : 11,000.33 = 2,656.20 : x
  2. Step 2: Convert to fraction form
    7,336.80/11,000.33 = 2,656.20/x
  3. Step 3: Cross multiply
    7,336.80x = 11,000.33 × 2,656.20
  4. Step 4: Simplify right side
    7,336.80x = 29,219,076.55
  5. Step 5: Solve for x
    x = 29,219,076.55/7,336.80
  6. Step 6: Final answer
    x = 3,982.54

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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.