Home / 3,511.44-5,267.16-914.31

Finding the Fourth Proportional to 3,511.44, 5,267.16 and 914.31

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Solution

The fourth proportional to 3,511.44, 5,267.16 and 914.31 is: 1,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.44 : 5,267.16 = 914.31 : x
  2. Step 2: Convert to fraction form
    3,511.44/5,267.16 = 914.31/x
  3. Step 3: Cross multiply
    3,511.44x = 5,267.16 × 914.31
  4. Step 4: Simplify right side
    3,511.44x = 4,815,817.06
  5. Step 5: Solve for x
    x = 4,815,817.06/3,511.44
  6. Step 6: Final answer
    x = 1,371.47

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Similar ratio
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1.5x scale

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.