Home / 3,177.36-4,768.20-1,716.66

Finding the Fourth Proportional to 3,177.36, 4,768.20 and 1,716.66

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Solution

The fourth proportional to 3,177.36, 4,768.20 and 1,716.66 is: 2,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.36 : 4,768.20 = 1,716.66 : x
  2. Step 2: Convert to fraction form
    3,177.36/4,768.20 = 1,716.66/x
  3. Step 3: Cross multiply
    3,177.36x = 4,768.20 × 1,716.66
  4. Step 4: Simplify right side
    3,177.36x = 8,185,378.21
  5. Step 5: Solve for x
    x = 8,185,378.21/3,177.36
  6. Step 6: Final answer
    x = 2,576.16

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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.