Home / 6,517.56-8,995.54-3,866.44

Finding the Fourth Proportional to 6,517.56, 8,995.54 and 3,866.44

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Solution

The fourth proportional to 6,517.56, 8,995.54 and 3,866.44 is: 5,336.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.56 : 8,995.54 = 3,866.44 : x
  2. Step 2: Convert to fraction form
    6,517.56/8,995.54 = 3,866.44/x
  3. Step 3: Cross multiply
    6,517.56x = 8,995.54 × 3,866.44
  4. Step 4: Simplify right side
    6,517.56x = 34,780,715.68
  5. Step 5: Solve for x
    x = 34,780,715.68/6,517.56
  6. Step 6: Final answer
    x = 5,336.46

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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.