Home / 3,265.68-4,900.95-2,619.30

Finding the Fourth Proportional to 3,265.68, 4,900.95 and 2,619.30

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Solution

The fourth proportional to 3,265.68, 4,900.95 and 2,619.30 is: 3,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.68 : 4,900.95 = 2,619.30 : x
  2. Step 2: Convert to fraction form
    3,265.68/4,900.95 = 2,619.30/x
  3. Step 3: Cross multiply
    3,265.68x = 4,900.95 × 2,619.30
  4. Step 4: Simplify right side
    3,265.68x = 12,837,058.34
  5. Step 5: Solve for x
    x = 12,837,058.34/3,265.68
  6. Step 6: Final answer
    x = 3,930.90

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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.