Home / 7,225.11-10,843.80-2,845.62

Finding the Fourth Proportional to 7,225.11, 10,843.80 and 2,845.62

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Solution

The fourth proportional to 7,225.11, 10,843.80 and 2,845.62 is: 4,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.11 : 10,843.80 = 2,845.62 : x
  2. Step 2: Convert to fraction form
    7,225.11/10,843.80 = 2,845.62/x
  3. Step 3: Cross multiply
    7,225.11x = 10,843.80 × 2,845.62
  4. Step 4: Simplify right side
    7,225.11x = 30,857,334.16
  5. Step 5: Solve for x
    x = 30,857,334.16/7,225.11
  6. Step 6: Final answer
    x = 4,270.85

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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.