Home / 10,993.99-15,172.44-6,212.27

Finding the Fourth Proportional to 10,993.99, 15,172.44 and 6,212.27

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Solution

The fourth proportional to 10,993.99, 15,172.44 and 6,212.27 is: 8,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.99 : 15,172.44 = 6,212.27 : x
  2. Step 2: Convert to fraction form
    10,993.99/15,172.44 = 6,212.27/x
  3. Step 3: Cross multiply
    10,993.99x = 15,172.44 × 6,212.27
  4. Step 4: Simplify right side
    10,993.99x = 94,255,293.84
  5. Step 5: Solve for x
    x = 94,255,293.84/10,993.99
  6. Step 6: Final answer
    x = 8,573.35

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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.