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Finding the Fourth Proportional to 2,029.56, 3,044.37 and 713.26

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Solution

The fourth proportional to 2,029.56, 3,044.37 and 713.26 is: 1,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.56 : 3,044.37 = 713.26 : x
  2. Step 2: Convert to fraction form
    2,029.56/3,044.37 = 713.26/x
  3. Step 3: Cross multiply
    2,029.56x = 3,044.37 × 713.26
  4. Step 4: Simplify right side
    2,029.56x = 2,171,429.81
  5. Step 5: Solve for x
    x = 2,171,429.81/2,029.56
  6. Step 6: Final answer
    x = 1,069.90

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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.