Home / 7,466.27-11,199.40-1,919.62

Finding the Fourth Proportional to 7,466.27, 11,199.40 and 1,919.62

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Solution

The fourth proportional to 7,466.27, 11,199.40 and 1,919.62 is: 2,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.27 : 11,199.40 = 1,919.62 : x
  2. Step 2: Convert to fraction form
    7,466.27/11,199.40 = 1,919.62/x
  3. Step 3: Cross multiply
    7,466.27x = 11,199.40 × 1,919.62
  4. Step 4: Simplify right side
    7,466.27x = 21,498,559.43
  5. Step 5: Solve for x
    x = 21,498,559.43/7,466.27
  6. Step 6: Final answer
    x = 2,879.43

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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.