Home / 3,909.27-5,859.64-1,442.01

Finding the Fourth Proportional to 3,909.27, 5,859.64 and 1,442.01

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Solution

The fourth proportional to 3,909.27, 5,859.64 and 1,442.01 is: 2,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909.27 : 5,859.64 = 1,442.01 : x
  2. Step 2: Convert to fraction form
    3,909.27/5,859.64 = 1,442.01/x
  3. Step 3: Cross multiply
    3,909.27x = 5,859.64 × 1,442.01
  4. Step 4: Simplify right side
    3,909.27x = 8,449,659.48
  5. Step 5: Solve for x
    x = 8,449,659.48/3,909.27
  6. Step 6: Final answer
    x = 2,161.44

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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.