Home / 9,208.50-13,815.29-3,665.73

Finding the Fourth Proportional to 9,208.50, 13,815.29 and 3,665.73

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Solution

The fourth proportional to 9,208.50, 13,815.29 and 3,665.73 is: 5,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208.50 : 13,815.29 = 3,665.73 : x
  2. Step 2: Convert to fraction form
    9,208.50/13,815.29 = 3,665.73/x
  3. Step 3: Cross multiply
    9,208.50x = 13,815.29 × 3,665.73
  4. Step 4: Simplify right side
    9,208.50x = 50,643,145.13
  5. Step 5: Solve for x
    x = 50,643,145.13/9,208.50
  6. Step 6: Final answer
    x = 5,499.61

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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.