Home / 2,511.96-3,765.90-1,962.52

Finding the Fourth Proportional to 2,511.96, 3,765.90 and 1,962.52

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Solution

The fourth proportional to 2,511.96, 3,765.90 and 1,962.52 is: 2,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.96 : 3,765.90 = 1,962.52 : x
  2. Step 2: Convert to fraction form
    2,511.96/3,765.90 = 1,962.52/x
  3. Step 3: Cross multiply
    2,511.96x = 3,765.90 × 1,962.52
  4. Step 4: Simplify right side
    2,511.96x = 7,390,654.07
  5. Step 5: Solve for x
    x = 7,390,654.07/2,511.96
  6. Step 6: Final answer
    x = 2,942.19

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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.