Home / 3,308.30-4,957.95-1,665.98

Finding the Fourth Proportional to 3,308.30, 4,957.95 and 1,665.98

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Solution

The fourth proportional to 3,308.30, 4,957.95 and 1,665.98 is: 2,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.30 : 4,957.95 = 1,665.98 : x
  2. Step 2: Convert to fraction form
    3,308.30/4,957.95 = 1,665.98/x
  3. Step 3: Cross multiply
    3,308.30x = 4,957.95 × 1,665.98
  4. Step 4: Simplify right side
    3,308.30x = 8,259,845.54
  5. Step 5: Solve for x
    x = 8,259,845.54/3,308.30
  6. Step 6: Final answer
    x = 2,496.70

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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.