Home / 6,187.05-8,537.94-4,421.61

Finding the Fourth Proportional to 6,187.05, 8,537.94 and 4,421.61

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Solution

The fourth proportional to 6,187.05, 8,537.94 and 4,421.61 is: 6,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.05 : 8,537.94 = 4,421.61 : x
  2. Step 2: Convert to fraction form
    6,187.05/8,537.94 = 4,421.61/x
  3. Step 3: Cross multiply
    6,187.05x = 8,537.94 × 4,421.61
  4. Step 4: Simplify right side
    6,187.05x = 37,751,440.88
  5. Step 5: Solve for x
    x = 37,751,440.88/6,187.05
  6. Step 6: Final answer
    x = 6,101.69

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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.