Home / 10,844.78-16,256.24-8,242.25

Finding the Fourth Proportional to 10,844.78, 16,256.24 and 8,242.25

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Solution

The fourth proportional to 10,844.78, 16,256.24 and 8,242.25 is: 12,355.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.78 : 16,256.24 = 8,242.25 : x
  2. Step 2: Convert to fraction form
    10,844.78/16,256.24 = 8,242.25/x
  3. Step 3: Cross multiply
    10,844.78x = 16,256.24 × 8,242.25
  4. Step 4: Simplify right side
    10,844.78x = 133,987,952.93
  5. Step 5: Solve for x
    x = 133,987,952.93/10,844.78
  6. Step 6: Final answer
    x = 12,355.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.