Home / 7,482.43-11,222.57-2,286.91

Finding the Fourth Proportional to 7,482.43, 11,222.57 and 2,286.91

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Solution

The fourth proportional to 7,482.43, 11,222.57 and 2,286.91 is: 3,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.43 : 11,222.57 = 2,286.91 : x
  2. Step 2: Convert to fraction form
    7,482.43/11,222.57 = 2,286.91/x
  3. Step 3: Cross multiply
    7,482.43x = 11,222.57 × 2,286.91
  4. Step 4: Simplify right side
    7,482.43x = 25,664,996.12
  5. Step 5: Solve for x
    x = 25,664,996.12/7,482.43
  6. Step 6: Final answer
    x = 3,430.03

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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.