Home / 6,231.36-8,602.56-4,556.64

Finding the Fourth Proportional to 6,231.36, 8,602.56 and 4,556.64

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Solution

The fourth proportional to 6,231.36, 8,602.56 and 4,556.64 is: 6,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.36 : 8,602.56 = 4,556.64 : x
  2. Step 2: Convert to fraction form
    6,231.36/8,602.56 = 4,556.64/x
  3. Step 3: Cross multiply
    6,231.36x = 8,602.56 × 4,556.64
  4. Step 4: Simplify right side
    6,231.36x = 39,198,769.00
  5. Step 5: Solve for x
    x = 39,198,769.00/6,231.36
  6. Step 6: Final answer
    x = 6,290.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.