Home / 7,286.36-10,932.96-3,591.71

Finding the Fourth Proportional to 7,286.36, 10,932.96 and 3,591.71

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Solution

The fourth proportional to 7,286.36, 10,932.96 and 3,591.71 is: 5,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.36 : 10,932.96 = 3,591.71 : x
  2. Step 2: Convert to fraction form
    7,286.36/10,932.96 = 3,591.71/x
  3. Step 3: Cross multiply
    7,286.36x = 10,932.96 × 3,591.71
  4. Step 4: Simplify right side
    7,286.36x = 39,267,967.10
  5. Step 5: Solve for x
    x = 39,267,967.10/7,286.36
  6. Step 6: Final answer
    x = 5,389.25

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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.