Home / 9,137.35-13,699.54-3,944.71

Finding the Fourth Proportional to 9,137.35, 13,699.54 and 3,944.71

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Solution

The fourth proportional to 9,137.35, 13,699.54 and 3,944.71 is: 5,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137.35 : 13,699.54 = 3,944.71 : x
  2. Step 2: Convert to fraction form
    9,137.35/13,699.54 = 3,944.71/x
  3. Step 3: Cross multiply
    9,137.35x = 13,699.54 × 3,944.71
  4. Step 4: Simplify right side
    9,137.35x = 54,040,712.43
  5. Step 5: Solve for x
    x = 54,040,712.43/9,137.35
  6. Step 6: Final answer
    x = 5,914.27

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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.