Home / 4,152.05-6,228.84-1,190.38

Finding the Fourth Proportional to 4,152.05, 6,228.84 and 1,190.38

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Solution

The fourth proportional to 4,152.05, 6,228.84 and 1,190.38 is: 1,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.05 : 6,228.84 = 1,190.38 : x
  2. Step 2: Convert to fraction form
    4,152.05/6,228.84 = 1,190.38/x
  3. Step 3: Cross multiply
    4,152.05x = 6,228.84 × 1,190.38
  4. Step 4: Simplify right side
    4,152.05x = 7,414,686.56
  5. Step 5: Solve for x
    x = 7,414,686.56/4,152.05
  6. Step 6: Final answer
    x = 1,785.79

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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.