Home / 3,318.46-4,973.27-1,236.37

Finding the Fourth Proportional to 3,318.46, 4,973.27 and 1,236.37

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Solution

The fourth proportional to 3,318.46, 4,973.27 and 1,236.37 is: 1,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.46 : 4,973.27 = 1,236.37 : x
  2. Step 2: Convert to fraction form
    3,318.46/4,973.27 = 1,236.37/x
  3. Step 3: Cross multiply
    3,318.46x = 4,973.27 × 1,236.37
  4. Step 4: Simplify right side
    3,318.46x = 6,148,811.74
  5. Step 5: Solve for x
    x = 6,148,811.74/3,318.46
  6. Step 6: Final answer
    x = 1,852.91

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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.