Home / 10,193.32-15,287.21-2,796.03

Finding the Fourth Proportional to 10,193.32, 15,287.21 and 2,796.03

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Solution

The fourth proportional to 10,193.32, 15,287.21 and 2,796.03 is: 4,193.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.32 : 15,287.21 = 2,796.03 : x
  2. Step 2: Convert to fraction form
    10,193.32/15,287.21 = 2,796.03/x
  3. Step 3: Cross multiply
    10,193.32x = 15,287.21 × 2,796.03
  4. Step 4: Simplify right side
    10,193.32x = 42,743,473.48
  5. Step 5: Solve for x
    x = 42,743,473.48/10,193.32
  6. Step 6: Final answer
    x = 4,193.28

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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.