Home / 10,104.97-15,158.09-3,085.46

Finding the Fourth Proportional to 10,104.97, 15,158.09 and 3,085.46

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Solution

The fourth proportional to 10,104.97, 15,158.09 and 3,085.46 is: 4,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.97 : 15,158.09 = 3,085.46 : x
  2. Step 2: Convert to fraction form
    10,104.97/15,158.09 = 3,085.46/x
  3. Step 3: Cross multiply
    10,104.97x = 15,158.09 × 3,085.46
  4. Step 4: Simplify right side
    10,104.97x = 46,769,736.60
  5. Step 5: Solve for x
    x = 46,769,736.60/10,104.97
  6. Step 6: Final answer
    x = 4,628.39

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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.