Home / 6,178.24-9,276.36-4,076.12

Finding the Fourth Proportional to 6,178.24, 9,276.36 and 4,076.12

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Solution

The fourth proportional to 6,178.24, 9,276.36 and 4,076.12 is: 6,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.24 : 9,276.36 = 4,076.12 : x
  2. Step 2: Convert to fraction form
    6,178.24/9,276.36 = 4,076.12/x
  3. Step 3: Cross multiply
    6,178.24x = 9,276.36 × 4,076.12
  4. Step 4: Simplify right side
    6,178.24x = 37,811,556.52
  5. Step 5: Solve for x
    x = 37,811,556.52/6,178.24
  6. Step 6: Final answer
    x = 6,120.12

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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.