Home / 7,556.56-11,336.64-3,858.64

Finding the Fourth Proportional to 7,556.56, 11,336.64 and 3,858.64

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Solution

The fourth proportional to 7,556.56, 11,336.64 and 3,858.64 is: 5,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.56 : 11,336.64 = 3,858.64 : x
  2. Step 2: Convert to fraction form
    7,556.56/11,336.64 = 3,858.64/x
  3. Step 3: Cross multiply
    7,556.56x = 11,336.64 × 3,858.64
  4. Step 4: Simplify right side
    7,556.56x = 43,744,012.57
  5. Step 5: Solve for x
    x = 43,744,012.57/7,556.56
  6. Step 6: Final answer
    x = 5,788.88

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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.