Home / 10,193.03-15,255.51-5,809.31

Finding the Fourth Proportional to 10,193.03, 15,255.51 and 5,809.31

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Solution

The fourth proportional to 10,193.03, 15,255.51 and 5,809.31 is: 8,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.03 : 15,255.51 = 5,809.31 : x
  2. Step 2: Convert to fraction form
    10,193.03/15,255.51 = 5,809.31/x
  3. Step 3: Cross multiply
    10,193.03x = 15,255.51 × 5,809.31
  4. Step 4: Simplify right side
    10,193.03x = 88,623,986.80
  5. Step 5: Solve for x
    x = 88,623,986.80/10,193.03
  6. Step 6: Final answer
    x = 8,694.57

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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.