Home / 7,511.89-11,265-3,347.82

Finding the Fourth Proportional to 7,511.89, 11,265 and 3,347.82

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Solution

The fourth proportional to 7,511.89, 11,265 and 3,347.82 is: 5,020.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.89 : 11,265 = 3,347.82 : x
  2. Step 2: Convert to fraction form
    7,511.89/11,265 = 3,347.82/x
  3. Step 3: Cross multiply
    7,511.89x = 11,265 × 3,347.82
  4. Step 4: Simplify right side
    7,511.89x = 37,713,192.30
  5. Step 5: Solve for x
    x = 37,713,192.30/7,511.89
  6. Step 6: Final answer
    x = 5,020.47

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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.