Home / 10,969.19-15,137.44-5,933.42

Finding the Fourth Proportional to 10,969.19, 15,137.44 and 5,933.42

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Solution

The fourth proportional to 10,969.19, 15,137.44 and 5,933.42 is: 8,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.19 : 15,137.44 = 5,933.42 : x
  2. Step 2: Convert to fraction form
    10,969.19/15,137.44 = 5,933.42/x
  3. Step 3: Cross multiply
    10,969.19x = 15,137.44 × 5,933.42
  4. Step 4: Simplify right side
    10,969.19x = 89,816,759.58
  5. Step 5: Solve for x
    x = 89,816,759.58/10,969.19
  6. Step 6: Final answer
    x = 8,188.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.