Home / 6,144.27-8,479.09-3,349.77

Finding the Fourth Proportional to 6,144.27, 8,479.09 and 3,349.77

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Solution

The fourth proportional to 6,144.27, 8,479.09 and 3,349.77 is: 4,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.27 : 8,479.09 = 3,349.77 : x
  2. Step 2: Convert to fraction form
    6,144.27/8,479.09 = 3,349.77/x
  3. Step 3: Cross multiply
    6,144.27x = 8,479.09 × 3,349.77
  4. Step 4: Simplify right side
    6,144.27x = 28,402,958.91
  5. Step 5: Solve for x
    x = 28,402,958.91/6,144.27
  6. Step 6: Final answer
    x = 4,622.68

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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.