Home / 1,352.50-2,016.44-1,269.88

Finding the Fourth Proportional to 1,352.50, 2,016.44 and 1,269.88

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Solution

The fourth proportional to 1,352.50, 2,016.44 and 1,269.88 is: 1,893.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.50 : 2,016.44 = 1,269.88 : x
  2. Step 2: Convert to fraction form
    1,352.50/2,016.44 = 1,269.88/x
  3. Step 3: Cross multiply
    1,352.50x = 2,016.44 × 1,269.88
  4. Step 4: Simplify right side
    1,352.50x = 2,560,636.83
  5. Step 5: Solve for x
    x = 2,560,636.83/1,352.50
  6. Step 6: Final answer
    x = 1,893.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.