Home / 5,095.80-7,631.31-3,531.33

Finding the Fourth Proportional to 5,095.80, 7,631.31 and 3,531.33

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Solution

The fourth proportional to 5,095.80, 7,631.31 and 3,531.33 is: 5,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.80 : 7,631.31 = 3,531.33 : x
  2. Step 2: Convert to fraction form
    5,095.80/7,631.31 = 3,531.33/x
  3. Step 3: Cross multiply
    5,095.80x = 7,631.31 × 3,531.33
  4. Step 4: Simplify right side
    5,095.80x = 26,948,673.94
  5. Step 5: Solve for x
    x = 26,948,673.94/5,095.80
  6. Step 6: Final answer
    x = 5,288.41

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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.