Home / 6,212.27-8,572.97-3,379.70

Finding the Fourth Proportional to 6,212.27, 8,572.97 and 3,379.70

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Solution

The fourth proportional to 6,212.27, 8,572.97 and 3,379.70 is: 4,664.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.27 : 8,572.97 = 3,379.70 : x
  2. Step 2: Convert to fraction form
    6,212.27/8,572.97 = 3,379.70/x
  3. Step 3: Cross multiply
    6,212.27x = 8,572.97 × 3,379.70
  4. Step 4: Simplify right side
    6,212.27x = 28,974,066.71
  5. Step 5: Solve for x
    x = 28,974,066.71/6,212.27
  6. Step 6: Final answer
    x = 4,664.01

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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.