Home / 4,754.27-7,129.56-1,633.68

Finding the Fourth Proportional to 4,754.27, 7,129.56 and 1,633.68

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Solution

The fourth proportional to 4,754.27, 7,129.56 and 1,633.68 is: 2,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,754.27 : 7,129.56 = 1,633.68 : x
  2. Step 2: Convert to fraction form
    4,754.27/7,129.56 = 1,633.68/x
  3. Step 3: Cross multiply
    4,754.27x = 7,129.56 × 1,633.68
  4. Step 4: Simplify right side
    4,754.27x = 11,647,419.58
  5. Step 5: Solve for x
    x = 11,647,419.58/4,754.27
  6. Step 6: Final answer
    x = 2,449.89

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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.