Home / 6,556.10-9,840.55-3,272.90

Finding the Fourth Proportional to 6,556.10, 9,840.55 and 3,272.90

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Solution

The fourth proportional to 6,556.10, 9,840.55 and 3,272.90 is: 4,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.10 : 9,840.55 = 3,272.90 : x
  2. Step 2: Convert to fraction form
    6,556.10/9,840.55 = 3,272.90/x
  3. Step 3: Cross multiply
    6,556.10x = 9,840.55 × 3,272.90
  4. Step 4: Simplify right side
    6,556.10x = 32,207,136.10
  5. Step 5: Solve for x
    x = 32,207,136.10/6,556.10
  6. Step 6: Final answer
    x = 4,912.54

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1.5x scale

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.