Home / 7,529.35-10,389.66-4,171.33

Finding the Fourth Proportional to 7,529.35, 10,389.66 and 4,171.33

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Solution

The fourth proportional to 7,529.35, 10,389.66 and 4,171.33 is: 5,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.35 : 10,389.66 = 4,171.33 : x
  2. Step 2: Convert to fraction form
    7,529.35/10,389.66 = 4,171.33/x
  3. Step 3: Cross multiply
    7,529.35x = 10,389.66 × 4,171.33
  4. Step 4: Simplify right side
    7,529.35x = 43,338,648.50
  5. Step 5: Solve for x
    x = 43,338,648.50/7,529.35
  6. Step 6: Final answer
    x = 5,755.96

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