Home / 9,039.05-12,467.63-6,201.42

Finding the Fourth Proportional to 9,039.05, 12,467.63 and 6,201.42

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Solution

The fourth proportional to 9,039.05, 12,467.63 and 6,201.42 is: 8,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.05 : 12,467.63 = 6,201.42 : x
  2. Step 2: Convert to fraction form
    9,039.05/12,467.63 = 6,201.42/x
  3. Step 3: Cross multiply
    9,039.05x = 12,467.63 × 6,201.42
  4. Step 4: Simplify right side
    9,039.05x = 77,316,979.03
  5. Step 5: Solve for x
    x = 77,316,979.03/9,039.05
  6. Step 6: Final answer
    x = 8,553.66

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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.