Home / 10,504.23-15,759.40-3,108.88

Finding the Fourth Proportional to 10,504.23, 15,759.40 and 3,108.88

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Solution

The fourth proportional to 10,504.23, 15,759.40 and 3,108.88 is: 4,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504.23 : 15,759.40 = 3,108.88 : x
  2. Step 2: Convert to fraction form
    10,504.23/15,759.40 = 3,108.88/x
  3. Step 3: Cross multiply
    10,504.23x = 15,759.40 × 3,108.88
  4. Step 4: Simplify right side
    10,504.23x = 48,994,083.47
  5. Step 5: Solve for x
    x = 48,994,083.47/10,504.23
  6. Step 6: Final answer
    x = 4,664.22

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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.