Home / 1,511.82-2,267.37-1,437.75

Finding the Fourth Proportional to 1,511.82, 2,267.37 and 1,437.75

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Solution

The fourth proportional to 1,511.82, 2,267.37 and 1,437.75 is: 2,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.82 : 2,267.37 = 1,437.75 : x
  2. Step 2: Convert to fraction form
    1,511.82/2,267.37 = 1,437.75/x
  3. Step 3: Cross multiply
    1,511.82x = 2,267.37 × 1,437.75
  4. Step 4: Simplify right side
    1,511.82x = 3,259,911.22
  5. Step 5: Solve for x
    x = 3,259,911.22/1,511.82
  6. Step 6: Final answer
    x = 2,156.28

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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.