Home / 7,174.23-10,761.30-4,250.45

Finding the Fourth Proportional to 7,174.23, 10,761.30 and 4,250.45

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Solution

The fourth proportional to 7,174.23, 10,761.30 and 4,250.45 is: 6,375.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.23 : 10,761.30 = 4,250.45 : x
  2. Step 2: Convert to fraction form
    7,174.23/10,761.30 = 4,250.45/x
  3. Step 3: Cross multiply
    7,174.23x = 10,761.30 × 4,250.45
  4. Step 4: Simplify right side
    7,174.23x = 45,740,313.78
  5. Step 5: Solve for x
    x = 45,740,313.78/7,174.23
  6. Step 6: Final answer
    x = 6,375.64

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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.