Home / 6,212.06-8,572.67-3,379.46

Finding the Fourth Proportional to 6,212.06, 8,572.67 and 3,379.46

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Solution

The fourth proportional to 6,212.06, 8,572.67 and 3,379.46 is: 4,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.06 : 8,572.67 = 3,379.46 : x
  2. Step 2: Convert to fraction form
    6,212.06/8,572.67 = 3,379.46/x
  3. Step 3: Cross multiply
    6,212.06x = 8,572.67 × 3,379.46
  4. Step 4: Simplify right side
    6,212.06x = 28,970,935.60
  5. Step 5: Solve for x
    x = 28,970,935.60/6,212.06
  6. Step 6: Final answer
    x = 4,663.66

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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.