Home / 7,557.05-11,336.79-2,629.62

Finding the Fourth Proportional to 7,557.05, 11,336.79 and 2,629.62

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Solution

The fourth proportional to 7,557.05, 11,336.79 and 2,629.62 is: 3,944.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.05 : 11,336.79 = 2,629.62 : x
  2. Step 2: Convert to fraction form
    7,557.05/11,336.79 = 2,629.62/x
  3. Step 3: Cross multiply
    7,557.05x = 11,336.79 × 2,629.62
  4. Step 4: Simplify right side
    7,557.05x = 29,811,449.72
  5. Step 5: Solve for x
    x = 29,811,449.72/7,557.05
  6. Step 6: Final answer
    x = 3,944.86

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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.