Home / 5,315.26-7,967.04-2,193.56

Finding the Fourth Proportional to 5,315.26, 7,967.04 and 2,193.56

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Solution

The fourth proportional to 5,315.26, 7,967.04 and 2,193.56 is: 3,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.26 : 7,967.04 = 2,193.56 : x
  2. Step 2: Convert to fraction form
    5,315.26/7,967.04 = 2,193.56/x
  3. Step 3: Cross multiply
    5,315.26x = 7,967.04 × 2,193.56
  4. Step 4: Simplify right side
    5,315.26x = 17,476,180.26
  5. Step 5: Solve for x
    x = 17,476,180.26/5,315.26
  6. Step 6: Final answer
    x = 3,287.93

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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.