Home / 7,265.54-10,028.85-4,282.22

Finding the Fourth Proportional to 7,265.54, 10,028.85 and 4,282.22

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Solution

The fourth proportional to 7,265.54, 10,028.85 and 4,282.22 is: 5,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265.54 : 10,028.85 = 4,282.22 : x
  2. Step 2: Convert to fraction form
    7,265.54/10,028.85 = 4,282.22/x
  3. Step 3: Cross multiply
    7,265.54x = 10,028.85 × 4,282.22
  4. Step 4: Simplify right side
    7,265.54x = 42,945,742.05
  5. Step 5: Solve for x
    x = 42,945,742.05/7,265.54
  6. Step 6: Final answer
    x = 5,910.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.