Home / 5,240.83-7,232.45-2,882.96

Finding the Fourth Proportional to 5,240.83, 7,232.45 and 2,882.96

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Solution

The fourth proportional to 5,240.83, 7,232.45 and 2,882.96 is: 3,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.83 : 7,232.45 = 2,882.96 : x
  2. Step 2: Convert to fraction form
    5,240.83/7,232.45 = 2,882.96/x
  3. Step 3: Cross multiply
    5,240.83x = 7,232.45 × 2,882.96
  4. Step 4: Simplify right side
    5,240.83x = 20,850,864.05
  5. Step 5: Solve for x
    x = 20,850,864.05/5,240.83
  6. Step 6: Final answer
    x = 3,978.54

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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.