Home / 3,953.37-5,921.48-2,562.20

Finding the Fourth Proportional to 3,953.37, 5,921.48 and 2,562.20

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Solution

The fourth proportional to 3,953.37, 5,921.48 and 2,562.20 is: 3,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.37 : 5,921.48 = 2,562.20 : x
  2. Step 2: Convert to fraction form
    3,953.37/5,921.48 = 2,562.20/x
  3. Step 3: Cross multiply
    3,953.37x = 5,921.48 × 2,562.20
  4. Step 4: Simplify right side
    3,953.37x = 15,171,992.85
  5. Step 5: Solve for x
    x = 15,171,992.85/3,953.37
  6. Step 6: Final answer
    x = 3,837.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.