Home / 4,760.64-7,141.77-2,163.78

Finding the Fourth Proportional to 4,760.64, 7,141.77 and 2,163.78

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Solution

The fourth proportional to 4,760.64, 7,141.77 and 2,163.78 is: 3,246.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.64 : 7,141.77 = 2,163.78 : x
  2. Step 2: Convert to fraction form
    4,760.64/7,141.77 = 2,163.78/x
  3. Step 3: Cross multiply
    4,760.64x = 7,141.77 × 2,163.78
  4. Step 4: Simplify right side
    4,760.64x = 15,453,219.09
  5. Step 5: Solve for x
    x = 15,453,219.09/4,760.64
  6. Step 6: Final answer
    x = 3,246.04

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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.