Home / 7,125.03-10,687.73-3,375.93

Finding the Fourth Proportional to 7,125.03, 10,687.73 and 3,375.93

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Solution

The fourth proportional to 7,125.03, 10,687.73 and 3,375.93 is: 5,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.03 : 10,687.73 = 3,375.93 : x
  2. Step 2: Convert to fraction form
    7,125.03/10,687.73 = 3,375.93/x
  3. Step 3: Cross multiply
    7,125.03x = 10,687.73 × 3,375.93
  4. Step 4: Simplify right side
    7,125.03x = 36,081,046.62
  5. Step 5: Solve for x
    x = 36,081,046.62/7,125.03
  6. Step 6: Final answer
    x = 5,063.99

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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.