Home / 6,123.96-8,450.38-3,470.86

Finding the Fourth Proportional to 6,123.96, 8,450.38 and 3,470.86

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Solution

The fourth proportional to 6,123.96, 8,450.38 and 3,470.86 is: 4,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.96 : 8,450.38 = 3,470.86 : x
  2. Step 2: Convert to fraction form
    6,123.96/8,450.38 = 3,470.86/x
  3. Step 3: Cross multiply
    6,123.96x = 8,450.38 × 3,470.86
  4. Step 4: Simplify right side
    6,123.96x = 29,330,085.93
  5. Step 5: Solve for x
    x = 29,330,085.93/6,123.96
  6. Step 6: Final answer
    x = 4,789.40

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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.