Home / 5,226.90-7,216.69-4,236.54

Finding the Fourth Proportional to 5,226.90, 7,216.69 and 4,236.54

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Solution

The fourth proportional to 5,226.90, 7,216.69 and 4,236.54 is: 5,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.90 : 7,216.69 = 4,236.54 : x
  2. Step 2: Convert to fraction form
    5,226.90/7,216.69 = 4,236.54/x
  3. Step 3: Cross multiply
    5,226.90x = 7,216.69 × 4,236.54
  4. Step 4: Simplify right side
    5,226.90x = 30,573,795.85
  5. Step 5: Solve for x
    x = 30,573,795.85/5,226.90
  6. Step 6: Final answer
    x = 5,849.32

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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.