Home / 2,935.79-4,051.44-1,609.42

Finding the Fourth Proportional to 2,935.79, 4,051.44 and 1,609.42

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Solution

The fourth proportional to 2,935.79, 4,051.44 and 1,609.42 is: 2,221.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.79 : 4,051.44 = 1,609.42 : x
  2. Step 2: Convert to fraction form
    2,935.79/4,051.44 = 1,609.42/x
  3. Step 3: Cross multiply
    2,935.79x = 4,051.44 × 1,609.42
  4. Step 4: Simplify right side
    2,935.79x = 6,520,470.56
  5. Step 5: Solve for x
    x = 6,520,470.56/2,935.79
  6. Step 6: Final answer
    x = 2,221.02

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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.