Home / 10,394.44-15,592.20-5,198.56

Finding the Fourth Proportional to 10,394.44, 15,592.20 and 5,198.56

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Solution

The fourth proportional to 10,394.44, 15,592.20 and 5,198.56 is: 7,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.44 : 15,592.20 = 5,198.56 : x
  2. Step 2: Convert to fraction form
    10,394.44/15,592.20 = 5,198.56/x
  3. Step 3: Cross multiply
    10,394.44x = 15,592.20 × 5,198.56
  4. Step 4: Simplify right side
    10,394.44x = 81,056,987.23
  5. Step 5: Solve for x
    x = 81,056,987.23/10,394.44
  6. Step 6: Final answer
    x = 7,798.11

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1.5x scale

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.