Home / 3,301.25-4,945.69-1,655.87

Finding the Fourth Proportional to 3,301.25, 4,945.69 and 1,655.87

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Solution

The fourth proportional to 3,301.25, 4,945.69 and 1,655.87 is: 2,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.25 : 4,945.69 = 1,655.87 : x
  2. Step 2: Convert to fraction form
    3,301.25/4,945.69 = 1,655.87/x
  3. Step 3: Cross multiply
    3,301.25x = 4,945.69 × 1,655.87
  4. Step 4: Simplify right side
    3,301.25x = 8,189,419.70
  5. Step 5: Solve for x
    x = 8,189,419.70/3,301.25
  6. Step 6: Final answer
    x = 2,480.70

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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.