Home / 9,049.80-12,493.14-6,216.36

Finding the Fourth Proportional to 9,049.80, 12,493.14 and 6,216.36

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Solution

The fourth proportional to 9,049.80, 12,493.14 and 6,216.36 is: 8,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.80 : 12,493.14 = 6,216.36 : x
  2. Step 2: Convert to fraction form
    9,049.80/12,493.14 = 6,216.36/x
  3. Step 3: Cross multiply
    9,049.80x = 12,493.14 × 6,216.36
  4. Step 4: Simplify right side
    9,049.80x = 77,661,855.77
  5. Step 5: Solve for x
    x = 77,661,855.77/9,049.80
  6. Step 6: Final answer
    x = 8,581.61

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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.