Home / 5,234.90-7,224.34-2,996.74

Finding the Fourth Proportional to 5,234.90, 7,224.34 and 2,996.74

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Solution

The fourth proportional to 5,234.90, 7,224.34 and 2,996.74 is: 4,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.90 : 7,224.34 = 2,996.74 : x
  2. Step 2: Convert to fraction form
    5,234.90/7,224.34 = 2,996.74/x
  3. Step 3: Cross multiply
    5,234.90x = 7,224.34 × 2,996.74
  4. Step 4: Simplify right side
    5,234.90x = 21,649,468.65
  5. Step 5: Solve for x
    x = 21,649,468.65/5,234.90
  6. Step 6: Final answer
    x = 4,135.60

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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.