Home / 11,345.40-17,018.17-3,944.68

Finding the Fourth Proportional to 11,345.40, 17,018.17 and 3,944.68

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Solution

The fourth proportional to 11,345.40, 17,018.17 and 3,944.68 is: 5,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.40 : 17,018.17 = 3,944.68 : x
  2. Step 2: Convert to fraction form
    11,345.40/17,018.17 = 3,944.68/x
  3. Step 3: Cross multiply
    11,345.40x = 17,018.17 × 3,944.68
  4. Step 4: Simplify right side
    11,345.40x = 67,131,182.43
  5. Step 5: Solve for x
    x = 67,131,182.43/11,345.40
  6. Step 6: Final answer
    x = 5,917.04

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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.