Home / 4,102.36-6,151.69-1,179.99

Finding the Fourth Proportional to 4,102.36, 6,151.69 and 1,179.99

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Solution

The fourth proportional to 4,102.36, 6,151.69 and 1,179.99 is: 1,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.36 : 6,151.69 = 1,179.99 : x
  2. Step 2: Convert to fraction form
    4,102.36/6,151.69 = 1,179.99/x
  3. Step 3: Cross multiply
    4,102.36x = 6,151.69 × 1,179.99
  4. Step 4: Simplify right side
    4,102.36x = 7,258,932.68
  5. Step 5: Solve for x
    x = 7,258,932.68/4,102.36
  6. Step 6: Final answer
    x = 1,769.45

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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.