Home / 4,505.52-6,747.24-3,720.72

Finding the Fourth Proportional to 4,505.52, 6,747.24 and 3,720.72

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Solution

The fourth proportional to 4,505.52, 6,747.24 and 3,720.72 is: 5,571.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.52 : 6,747.24 = 3,720.72 : x
  2. Step 2: Convert to fraction form
    4,505.52/6,747.24 = 3,720.72/x
  3. Step 3: Cross multiply
    4,505.52x = 6,747.24 × 3,720.72
  4. Step 4: Simplify right side
    4,505.52x = 25,104,590.81
  5. Step 5: Solve for x
    x = 25,104,590.81/4,505.52
  6. Step 6: Final answer
    x = 5,571.96

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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.