Home / 6,968.32-9,616-4,175.36

Finding the Fourth Proportional to 6,968.32, 9,616 and 4,175.36

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Solution

The fourth proportional to 6,968.32, 9,616 and 4,175.36 is: 5,761.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,968.32 : 9,616 = 4,175.36 : x
  2. Step 2: Convert to fraction form
    6,968.32/9,616 = 4,175.36/x
  3. Step 3: Cross multiply
    6,968.32x = 9,616 × 4,175.36
  4. Step 4: Simplify right side
    6,968.32x = 40,150,261.76
  5. Step 5: Solve for x
    x = 40,150,261.76/6,968.32
  6. Step 6: Final answer
    x = 5,761.83

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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.