Home / 5,215.05-7,825.28-2,295.41

Finding the Fourth Proportional to 5,215.05, 7,825.28 and 2,295.41

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Solution

The fourth proportional to 5,215.05, 7,825.28 and 2,295.41 is: 3,444.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.05 : 7,825.28 = 2,295.41 : x
  2. Step 2: Convert to fraction form
    5,215.05/7,825.28 = 2,295.41/x
  3. Step 3: Cross multiply
    5,215.05x = 7,825.28 × 2,295.41
  4. Step 4: Simplify right side
    5,215.05x = 17,962,175.36
  5. Step 5: Solve for x
    x = 17,962,175.36/5,215.05
  6. Step 6: Final answer
    x = 3,444.30

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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.