Home / 12,463.96-17,199.42-6,874.20

Finding the Fourth Proportional to 12,463.96, 17,199.42 and 6,874.20

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Solution

The fourth proportional to 12,463.96, 17,199.42 and 6,874.20 is: 9,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.96 : 17,199.42 = 6,874.20 : x
  2. Step 2: Convert to fraction form
    12,463.96/17,199.42 = 6,874.20/x
  3. Step 3: Cross multiply
    12,463.96x = 17,199.42 × 6,874.20
  4. Step 4: Simplify right side
    12,463.96x = 118,232,252.96
  5. Step 5: Solve for x
    x = 118,232,252.96/12,463.96
  6. Step 6: Final answer
    x = 9,485.93

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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.