Home / 11,415.27-17,125.31-4,841.31

Finding the Fourth Proportional to 11,415.27, 17,125.31 and 4,841.31

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Solution

The fourth proportional to 11,415.27, 17,125.31 and 4,841.31 is: 7,262.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415.27 : 17,125.31 = 4,841.31 : x
  2. Step 2: Convert to fraction form
    11,415.27/17,125.31 = 4,841.31/x
  3. Step 3: Cross multiply
    11,415.27x = 17,125.31 × 4,841.31
  4. Step 4: Simplify right side
    11,415.27x = 82,908,934.56
  5. Step 5: Solve for x
    x = 82,908,934.56/11,415.27
  6. Step 6: Final answer
    x = 7,262.98

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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.