Home / 4,119.54-6,178.68-1,197.24

Finding the Fourth Proportional to 4,119.54, 6,178.68 and 1,197.24

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Solution

The fourth proportional to 4,119.54, 6,178.68 and 1,197.24 is: 1,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.54 : 6,178.68 = 1,197.24 : x
  2. Step 2: Convert to fraction form
    4,119.54/6,178.68 = 1,197.24/x
  3. Step 3: Cross multiply
    4,119.54x = 6,178.68 × 1,197.24
  4. Step 4: Simplify right side
    4,119.54x = 7,397,362.84
  5. Step 5: Solve for x
    x = 7,397,362.84/4,119.54
  6. Step 6: Final answer
    x = 1,795.68

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Double scale
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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.