Home / 7,451.46-11,179.05-2,257.35

Finding the Fourth Proportional to 7,451.46, 11,179.05 and 2,257.35

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Solution

The fourth proportional to 7,451.46, 11,179.05 and 2,257.35 is: 3,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.46 : 11,179.05 = 2,257.35 : x
  2. Step 2: Convert to fraction form
    7,451.46/11,179.05 = 2,257.35/x
  3. Step 3: Cross multiply
    7,451.46x = 11,179.05 × 2,257.35
  4. Step 4: Simplify right side
    7,451.46x = 25,235,028.52
  5. Step 5: Solve for x
    x = 25,235,028.52/7,451.46
  6. Step 6: Final answer
    x = 3,386.59

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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.