Home / 10,919.34-15,067.44-6,202.71

Finding the Fourth Proportional to 10,919.34, 15,067.44 and 6,202.71

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Solution

The fourth proportional to 10,919.34, 15,067.44 and 6,202.71 is: 8,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,919.34 : 15,067.44 = 6,202.71 : x
  2. Step 2: Convert to fraction form
    10,919.34/15,067.44 = 6,202.71/x
  3. Step 3: Cross multiply
    10,919.34x = 15,067.44 × 6,202.71
  4. Step 4: Simplify right side
    10,919.34x = 93,458,960.76
  5. Step 5: Solve for x
    x = 93,458,960.76/10,919.34
  6. Step 6: Final answer
    x = 8,559.03

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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.