Home / 4,768.20-7,151.22-2,134.32

Finding the Fourth Proportional to 4,768.20, 7,151.22 and 2,134.32

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Solution

The fourth proportional to 4,768.20, 7,151.22 and 2,134.32 is: 3,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.20 : 7,151.22 = 2,134.32 : x
  2. Step 2: Convert to fraction form
    4,768.20/7,151.22 = 2,134.32/x
  3. Step 3: Cross multiply
    4,768.20x = 7,151.22 × 2,134.32
  4. Step 4: Simplify right side
    4,768.20x = 15,262,991.87
  5. Step 5: Solve for x
    x = 15,262,991.87/4,768.20
  6. Step 6: Final answer
    x = 3,201.00

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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.