Home / 5,239.72-7,233.96-3,450.07

Finding the Fourth Proportional to 5,239.72, 7,233.96 and 3,450.07

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Solution

The fourth proportional to 5,239.72, 7,233.96 and 3,450.07 is: 4,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.72 : 7,233.96 = 3,450.07 : x
  2. Step 2: Convert to fraction form
    5,239.72/7,233.96 = 3,450.07/x
  3. Step 3: Cross multiply
    5,239.72x = 7,233.96 × 3,450.07
  4. Step 4: Simplify right side
    5,239.72x = 24,957,668.38
  5. Step 5: Solve for x
    x = 24,957,668.38/5,239.72
  6. Step 6: Final answer
    x = 4,763.17

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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.