Home / 8,192.25-12,344.18-7,297.16

Finding the Fourth Proportional to 8,192.25, 12,344.18 and 7,297.16

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Solution

The fourth proportional to 8,192.25, 12,344.18 and 7,297.16 is: 10,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.25 : 12,344.18 = 7,297.16 : x
  2. Step 2: Convert to fraction form
    8,192.25/12,344.18 = 7,297.16/x
  3. Step 3: Cross multiply
    8,192.25x = 12,344.18 × 7,297.16
  4. Step 4: Simplify right side
    8,192.25x = 90,077,358.32
  5. Step 5: Solve for x
    x = 90,077,358.32/8,192.25
  6. Step 6: Final answer
    x = 10,995.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.