Home / 4,262.14-6,393.82-1,339.46

Finding the Fourth Proportional to 4,262.14, 6,393.82 and 1,339.46

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Solution

The fourth proportional to 4,262.14, 6,393.82 and 1,339.46 is: 2,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.14 : 6,393.82 = 1,339.46 : x
  2. Step 2: Convert to fraction form
    4,262.14/6,393.82 = 1,339.46/x
  3. Step 3: Cross multiply
    4,262.14x = 6,393.82 × 1,339.46
  4. Step 4: Simplify right side
    4,262.14x = 8,564,266.14
  5. Step 5: Solve for x
    x = 8,564,266.14/4,262.14
  6. Step 6: Final answer
    x = 2,009.38

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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.