Home / 10,301.05-14,201.70-8,183.61

Finding the Fourth Proportional to 10,301.05, 14,201.70 and 8,183.61

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Solution

The fourth proportional to 10,301.05, 14,201.70 and 8,183.61 is: 11,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.05 : 14,201.70 = 8,183.61 : x
  2. Step 2: Convert to fraction form
    10,301.05/14,201.70 = 8,183.61/x
  3. Step 3: Cross multiply
    10,301.05x = 14,201.70 × 8,183.61
  4. Step 4: Simplify right side
    10,301.05x = 116,221,174.14
  5. Step 5: Solve for x
    x = 116,221,174.14/10,301.05
  6. Step 6: Final answer
    x = 11,282.46

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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.