Home / 2,060.81-2,843.83-1,129.29

Finding the Fourth Proportional to 2,060.81, 2,843.83 and 1,129.29

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Solution

The fourth proportional to 2,060.81, 2,843.83 and 1,129.29 is: 1,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.81 : 2,843.83 = 1,129.29 : x
  2. Step 2: Convert to fraction form
    2,060.81/2,843.83 = 1,129.29/x
  3. Step 3: Cross multiply
    2,060.81x = 2,843.83 × 1,129.29
  4. Step 4: Simplify right side
    2,060.81x = 3,211,503.13
  5. Step 5: Solve for x
    x = 3,211,503.13/2,060.81
  6. Step 6: Final answer
    x = 1,558.37

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Why These Related Problems?

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