Home / 12,462.40-17,198.32-6,797.18

Finding the Fourth Proportional to 12,462.40, 17,198.32 and 6,797.18

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Solution

The fourth proportional to 12,462.40, 17,198.32 and 6,797.18 is: 9,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462.40 : 17,198.32 = 6,797.18 : x
  2. Step 2: Convert to fraction form
    12,462.40/17,198.32 = 6,797.18/x
  3. Step 3: Cross multiply
    12,462.40x = 17,198.32 × 6,797.18
  4. Step 4: Simplify right side
    12,462.40x = 116,900,076.74
  5. Step 5: Solve for x
    x = 116,900,076.74/12,462.40
  6. Step 6: Final answer
    x = 9,380.22

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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.