Home / 6,178.46-8,525.41-3,489.23

Finding the Fourth Proportional to 6,178.46, 8,525.41 and 3,489.23

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Solution

The fourth proportional to 6,178.46, 8,525.41 and 3,489.23 is: 4,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.46 : 8,525.41 = 3,489.23 : x
  2. Step 2: Convert to fraction form
    6,178.46/8,525.41 = 3,489.23/x
  3. Step 3: Cross multiply
    6,178.46x = 8,525.41 × 3,489.23
  4. Step 4: Simplify right side
    6,178.46x = 29,747,128.92
  5. Step 5: Solve for x
    x = 29,747,128.92/6,178.46
  6. Step 6: Final answer
    x = 4,814.65

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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.