Home / 9,208.49-13,809.69-3,660.12

Finding the Fourth Proportional to 9,208.49, 13,809.69 and 3,660.12

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Solution

The fourth proportional to 9,208.49, 13,809.69 and 3,660.12 is: 5,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.49 : 13,809.69 = 3,660.12 : x
  2. Step 2: Convert to fraction form
    9,208.49/13,809.69 = 3,660.12/x
  3. Step 3: Cross multiply
    9,208.49x = 13,809.69 × 3,660.12
  4. Step 4: Simplify right side
    9,208.49x = 50,545,122.56
  5. Step 5: Solve for x
    x = 50,545,122.56/9,208.49
  6. Step 6: Final answer
    x = 5,488.97

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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.