Home / 11,453.05-17,186.18-6,188.07

Finding the Fourth Proportional to 11,453.05, 17,186.18 and 6,188.07

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Solution

The fourth proportional to 11,453.05, 17,186.18 and 6,188.07 is: 9,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.05 : 17,186.18 = 6,188.07 : x
  2. Step 2: Convert to fraction form
    11,453.05/17,186.18 = 6,188.07/x
  3. Step 3: Cross multiply
    11,453.05x = 17,186.18 × 6,188.07
  4. Step 4: Simplify right side
    11,453.05x = 106,349,270.04
  5. Step 5: Solve for x
    x = 106,349,270.04/11,453.05
  6. Step 6: Final answer
    x = 9,285.68

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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.