Home / 3,228.70-4,454.87-1,902.52

Finding the Fourth Proportional to 3,228.70, 4,454.87 and 1,902.52

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Solution

The fourth proportional to 3,228.70, 4,454.87 and 1,902.52 is: 2,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.70 : 4,454.87 = 1,902.52 : x
  2. Step 2: Convert to fraction form
    3,228.70/4,454.87 = 1,902.52/x
  3. Step 3: Cross multiply
    3,228.70x = 4,454.87 × 1,902.52
  4. Step 4: Simplify right side
    3,228.70x = 8,475,495.17
  5. Step 5: Solve for x
    x = 8,475,495.17/3,228.70
  6. Step 6: Final answer
    x = 2,625.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.