Home / 9,093.39-13,639.63-3,171.59

Finding the Fourth Proportional to 9,093.39, 13,639.63 and 3,171.59

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Solution

The fourth proportional to 9,093.39, 13,639.63 and 3,171.59 is: 4,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.39 : 13,639.63 = 3,171.59 : x
  2. Step 2: Convert to fraction form
    9,093.39/13,639.63 = 3,171.59/x
  3. Step 3: Cross multiply
    9,093.39x = 13,639.63 × 3,171.59
  4. Step 4: Simplify right side
    9,093.39x = 43,259,314.11
  5. Step 5: Solve for x
    x = 43,259,314.11/9,093.39
  6. Step 6: Final answer
    x = 4,757.23

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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.