Home / 7,993.45-11,028.51-4,635.58

Finding the Fourth Proportional to 7,993.45, 11,028.51 and 4,635.58

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Solution

The fourth proportional to 7,993.45, 11,028.51 and 4,635.58 is: 6,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.45 : 11,028.51 = 4,635.58 : x
  2. Step 2: Convert to fraction form
    7,993.45/11,028.51 = 4,635.58/x
  3. Step 3: Cross multiply
    7,993.45x = 11,028.51 × 4,635.58
  4. Step 4: Simplify right side
    7,993.45x = 51,123,540.39
  5. Step 5: Solve for x
    x = 51,123,540.39/7,993.45
  6. Step 6: Final answer
    x = 6,395.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.