Home / 8,989.13-13,489.16-3,795

Finding the Fourth Proportional to 8,989.13, 13,489.16 and 3,795

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Solution

The fourth proportional to 8,989.13, 13,489.16 and 3,795 is: 5,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.13 : 13,489.16 = 3,795 : x
  2. Step 2: Convert to fraction form
    8,989.13/13,489.16 = 3,795/x
  3. Step 3: Cross multiply
    8,989.13x = 13,489.16 × 3,795
  4. Step 4: Simplify right side
    8,989.13x = 51,191,343.23
  5. Step 5: Solve for x
    x = 51,191,343.23/8,989.13
  6. Step 6: Final answer
    x = 5,694.81

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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.