Home / 3,318.14-4,583.67-3,018.85

Finding the Fourth Proportional to 3,318.14, 4,583.67 and 3,018.85

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Solution

The fourth proportional to 3,318.14, 4,583.67 and 3,018.85 is: 4,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.14 : 4,583.67 = 3,018.85 : x
  2. Step 2: Convert to fraction form
    3,318.14/4,583.67 = 3,018.85/x
  3. Step 3: Cross multiply
    3,318.14x = 4,583.67 × 3,018.85
  4. Step 4: Simplify right side
    3,318.14x = 13,837,419.73
  5. Step 5: Solve for x
    x = 13,837,419.73/3,318.14
  6. Step 6: Final answer
    x = 4,170.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.