Home / 6,175.80-8,512.70-4,847.27

Finding the Fourth Proportional to 6,175.80, 8,512.70 and 4,847.27

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Solution

The fourth proportional to 6,175.80, 8,512.70 and 4,847.27 is: 6,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.80 : 8,512.70 = 4,847.27 : x
  2. Step 2: Convert to fraction form
    6,175.80/8,512.70 = 4,847.27/x
  3. Step 3: Cross multiply
    6,175.80x = 8,512.70 × 4,847.27
  4. Step 4: Simplify right side
    6,175.80x = 41,263,288.53
  5. Step 5: Solve for x
    x = 41,263,288.53/6,175.80
  6. Step 6: Final answer
    x = 6,681.45

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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.