Home / 2,610.73-3,911.09-1,511.76

Finding the Fourth Proportional to 2,610.73, 3,911.09 and 1,511.76

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Solution

The fourth proportional to 2,610.73, 3,911.09 and 1,511.76 is: 2,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.73 : 3,911.09 = 1,511.76 : x
  2. Step 2: Convert to fraction form
    2,610.73/3,911.09 = 1,511.76/x
  3. Step 3: Cross multiply
    2,610.73x = 3,911.09 × 1,511.76
  4. Step 4: Simplify right side
    2,610.73x = 5,912,636.53
  5. Step 5: Solve for x
    x = 5,912,636.53/2,610.73
  6. Step 6: Final answer
    x = 2,264.74

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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.