Home / 4,239.94-6,359.84-1,161.94

Finding the Fourth Proportional to 4,239.94, 6,359.84 and 1,161.94

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Solution

The fourth proportional to 4,239.94, 6,359.84 and 1,161.94 is: 1,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.94 : 6,359.84 = 1,161.94 : x
  2. Step 2: Convert to fraction form
    4,239.94/6,359.84 = 1,161.94/x
  3. Step 3: Cross multiply
    4,239.94x = 6,359.84 × 1,161.94
  4. Step 4: Simplify right side
    4,239.94x = 7,389,752.49
  5. Step 5: Solve for x
    x = 7,389,752.49/4,239.94
  6. Step 6: Final answer
    x = 1,742.89

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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.