Home / 7,482.18-11,222.19-2,286.66

Finding the Fourth Proportional to 7,482.18, 11,222.19 and 2,286.66

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Solution

The fourth proportional to 7,482.18, 11,222.19 and 2,286.66 is: 3,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.18 : 11,222.19 = 2,286.66 : x
  2. Step 2: Convert to fraction form
    7,482.18/11,222.19 = 2,286.66/x
  3. Step 3: Cross multiply
    7,482.18x = 11,222.19 × 2,286.66
  4. Step 4: Simplify right side
    7,482.18x = 25,661,332.99
  5. Step 5: Solve for x
    x = 25,661,332.99/7,482.18
  6. Step 6: Final answer
    x = 3,429.66

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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.