Home / 4,189.52-5,777.36-3,559.36

Finding the Fourth Proportional to 4,189.52, 5,777.36 and 3,559.36

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Solution

The fourth proportional to 4,189.52, 5,777.36 and 3,559.36 is: 4,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.52 : 5,777.36 = 3,559.36 : x
  2. Step 2: Convert to fraction form
    4,189.52/5,777.36 = 3,559.36/x
  3. Step 3: Cross multiply
    4,189.52x = 5,777.36 × 3,559.36
  4. Step 4: Simplify right side
    4,189.52x = 20,563,704.09
  5. Step 5: Solve for x
    x = 20,563,704.09/4,189.52
  6. Step 6: Final answer
    x = 4,908.37

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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.