Home / 10,958.03-15,118.39-6,238.97

Finding the Fourth Proportional to 10,958.03, 15,118.39 and 6,238.97

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Solution

The fourth proportional to 10,958.03, 15,118.39 and 6,238.97 is: 8,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.03 : 15,118.39 = 6,238.97 : x
  2. Step 2: Convert to fraction form
    10,958.03/15,118.39 = 6,238.97/x
  3. Step 3: Cross multiply
    10,958.03x = 15,118.39 × 6,238.97
  4. Step 4: Simplify right side
    10,958.03x = 94,323,227.25
  5. Step 5: Solve for x
    x = 94,323,227.25/10,958.03
  6. Step 6: Final answer
    x = 8,607.68

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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.