Home / 4,519.19-6,777.09-1,556.79

Finding the Fourth Proportional to 4,519.19, 6,777.09 and 1,556.79

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Solution

The fourth proportional to 4,519.19, 6,777.09 and 1,556.79 is: 2,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,519.19 : 6,777.09 = 1,556.79 : x
  2. Step 2: Convert to fraction form
    4,519.19/6,777.09 = 1,556.79/x
  3. Step 3: Cross multiply
    4,519.19x = 6,777.09 × 1,556.79
  4. Step 4: Simplify right side
    4,519.19x = 10,550,505.94
  5. Step 5: Solve for x
    x = 10,550,505.94/4,519.19
  6. Step 6: Final answer
    x = 2,334.60

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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.