Home / 5,223.42-7,209-3,234.06

Finding the Fourth Proportional to 5,223.42, 7,209 and 3,234.06

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Solution

The fourth proportional to 5,223.42, 7,209 and 3,234.06 is: 4,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.42 : 7,209 = 3,234.06 : x
  2. Step 2: Convert to fraction form
    5,223.42/7,209 = 3,234.06/x
  3. Step 3: Cross multiply
    5,223.42x = 7,209 × 3,234.06
  4. Step 4: Simplify right side
    5,223.42x = 23,314,338.54
  5. Step 5: Solve for x
    x = 23,314,338.54/5,223.42
  6. Step 6: Final answer
    x = 4,463.42

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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.