Home / 6,123.67-8,450.60-3,471.09

Finding the Fourth Proportional to 6,123.67, 8,450.60 and 3,471.09

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Solution

The fourth proportional to 6,123.67, 8,450.60 and 3,471.09 is: 4,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.67 : 8,450.60 = 3,471.09 : x
  2. Step 2: Convert to fraction form
    6,123.67/8,450.60 = 3,471.09/x
  3. Step 3: Cross multiply
    6,123.67x = 8,450.60 × 3,471.09
  4. Step 4: Simplify right side
    6,123.67x = 29,332,744.11
  5. Step 5: Solve for x
    x = 29,332,744.11/6,123.67
  6. Step 6: Final answer
    x = 4,790.06

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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.