Home / 6,123.54-8,450.58-3,470.89

Finding the Fourth Proportional to 6,123.54, 8,450.58 and 3,470.89

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Solution

The fourth proportional to 6,123.54, 8,450.58 and 3,470.89 is: 4,789.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.54 : 8,450.58 = 3,470.89 : x
  2. Step 2: Convert to fraction form
    6,123.54/8,450.58 = 3,470.89/x
  3. Step 3: Cross multiply
    6,123.54x = 8,450.58 × 3,470.89
  4. Step 4: Simplify right side
    6,123.54x = 29,330,974.01
  5. Step 5: Solve for x
    x = 29,330,974.01/6,123.54
  6. Step 6: Final answer
    x = 4,789.88

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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.