Home / 6,201.86-8,558.70-3,813.11

Finding the Fourth Proportional to 6,201.86, 8,558.70 and 3,813.11

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Solution

The fourth proportional to 6,201.86, 8,558.70 and 3,813.11 is: 5,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.86 : 8,558.70 = 3,813.11 : x
  2. Step 2: Convert to fraction form
    6,201.86/8,558.70 = 3,813.11/x
  3. Step 3: Cross multiply
    6,201.86x = 8,558.70 × 3,813.11
  4. Step 4: Simplify right side
    6,201.86x = 32,635,239.56
  5. Step 5: Solve for x
    x = 32,635,239.56/6,201.86
  6. Step 6: Final answer
    x = 5,262.17

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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.