Home / 5,450.38-7,472.50-5,351.96

Finding the Fourth Proportional to 5,450.38, 7,472.50 and 5,351.96

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Solution

The fourth proportional to 5,450.38, 7,472.50 and 5,351.96 is: 7,337.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.38 : 7,472.50 = 5,351.96 : x
  2. Step 2: Convert to fraction form
    5,450.38/7,472.50 = 5,351.96/x
  3. Step 3: Cross multiply
    5,450.38x = 7,472.50 × 5,351.96
  4. Step 4: Simplify right side
    5,450.38x = 39,992,526.40
  5. Step 5: Solve for x
    x = 39,992,526.40/5,450.38
  6. Step 6: Final answer
    x = 7,337.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.