Home / 2,042.03-3,062.81-654.91

Finding the Fourth Proportional to 2,042.03, 3,062.81 and 654.91

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Solution

The fourth proportional to 2,042.03, 3,062.81 and 654.91 is: 982.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.03 : 3,062.81 = 654.91 : x
  2. Step 2: Convert to fraction form
    2,042.03/3,062.81 = 654.91/x
  3. Step 3: Cross multiply
    2,042.03x = 3,062.81 × 654.91
  4. Step 4: Simplify right side
    2,042.03x = 2,005,858.88
  5. Step 5: Solve for x
    x = 2,005,858.88/2,042.03
  6. Step 6: Final answer
    x = 982.29

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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.