Home / 7,236.36-10,853.33-3,286.40

Finding the Fourth Proportional to 7,236.36, 10,853.33 and 3,286.40

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Solution

The fourth proportional to 7,236.36, 10,853.33 and 3,286.40 is: 4,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.36 : 10,853.33 = 3,286.40 : x
  2. Step 2: Convert to fraction form
    7,236.36/10,853.33 = 3,286.40/x
  3. Step 3: Cross multiply
    7,236.36x = 10,853.33 × 3,286.40
  4. Step 4: Simplify right side
    7,236.36x = 35,668,313.01
  5. Step 5: Solve for x
    x = 35,668,313.01/7,236.36
  6. Step 6: Final answer
    x = 4,929.04

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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.