Home / 11,883.42-16,397.43-6,578.16

Finding the Fourth Proportional to 11,883.42, 16,397.43 and 6,578.16

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Solution

The fourth proportional to 11,883.42, 16,397.43 and 6,578.16 is: 9,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883.42 : 16,397.43 = 6,578.16 : x
  2. Step 2: Convert to fraction form
    11,883.42/16,397.43 = 6,578.16/x
  3. Step 3: Cross multiply
    11,883.42x = 16,397.43 × 6,578.16
  4. Step 4: Simplify right side
    11,883.42x = 107,864,918.13
  5. Step 5: Solve for x
    x = 107,864,918.13/11,883.42
  6. Step 6: Final answer
    x = 9,076.93

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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.