Home / 3,989.00-5,984.73-2,042.57

Finding the Fourth Proportional to 3,989.00, 5,984.73 and 2,042.57

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Solution

The fourth proportional to 3,989.00, 5,984.73 and 2,042.57 is: 3,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989.00 : 5,984.73 = 2,042.57 : x
  2. Step 2: Convert to fraction form
    3,989.00/5,984.73 = 2,042.57/x
  3. Step 3: Cross multiply
    3,989.00x = 5,984.73 × 2,042.57
  4. Step 4: Simplify right side
    3,989.00x = 12,224,244.92
  5. Step 5: Solve for x
    x = 12,224,244.92/3,989.00
  6. Step 6: Final answer
    x = 3,064.49

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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.