Home / 3,373.81-4,656.27-1,976.56

Finding the Fourth Proportional to 3,373.81, 4,656.27 and 1,976.56

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Solution

The fourth proportional to 3,373.81, 4,656.27 and 1,976.56 is: 2,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.81 : 4,656.27 = 1,976.56 : x
  2. Step 2: Convert to fraction form
    3,373.81/4,656.27 = 1,976.56/x
  3. Step 3: Cross multiply
    3,373.81x = 4,656.27 × 1,976.56
  4. Step 4: Simplify right side
    3,373.81x = 9,203,403.73
  5. Step 5: Solve for x
    x = 9,203,403.73/3,373.81
  6. Step 6: Final answer
    x = 2,727.89

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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.