Home / 4,102.52-6,154.79-1,180.85

Finding the Fourth Proportional to 4,102.52, 6,154.79 and 1,180.85

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Solution

The fourth proportional to 4,102.52, 6,154.79 and 1,180.85 is: 1,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.52 : 6,154.79 = 1,180.85 : x
  2. Step 2: Convert to fraction form
    4,102.52/6,154.79 = 1,180.85/x
  3. Step 3: Cross multiply
    4,102.52x = 6,154.79 × 1,180.85
  4. Step 4: Simplify right side
    4,102.52x = 7,267,847.09
  5. Step 5: Solve for x
    x = 7,267,847.09/4,102.52
  6. Step 6: Final answer
    x = 1,771.56

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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.