Home / 3,468.50-5,201.81-1,617.81

Finding the Fourth Proportional to 3,468.50, 5,201.81 and 1,617.81

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Solution

The fourth proportional to 3,468.50, 5,201.81 and 1,617.81 is: 2,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.50 : 5,201.81 = 1,617.81 : x
  2. Step 2: Convert to fraction form
    3,468.50/5,201.81 = 1,617.81/x
  3. Step 3: Cross multiply
    3,468.50x = 5,201.81 × 1,617.81
  4. Step 4: Simplify right side
    3,468.50x = 8,415,514.23
  5. Step 5: Solve for x
    x = 8,415,514.23/3,468.50
  6. Step 6: Final answer
    x = 2,426.27

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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.