Home / 3,355.80-5,033.70-2,577.30

Finding the Fourth Proportional to 3,355.80, 5,033.70 and 2,577.30

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Solution

The fourth proportional to 3,355.80, 5,033.70 and 2,577.30 is: 3,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.80 : 5,033.70 = 2,577.30 : x
  2. Step 2: Convert to fraction form
    3,355.80/5,033.70 = 2,577.30/x
  3. Step 3: Cross multiply
    3,355.80x = 5,033.70 × 2,577.30
  4. Step 4: Simplify right side
    3,355.80x = 12,973,355.01
  5. Step 5: Solve for x
    x = 12,973,355.01/3,355.80
  6. Step 6: Final answer
    x = 3,865.95

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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.