Home / 7,466.56-11,199.68-1,919.92

Finding the Fourth Proportional to 7,466.56, 11,199.68 and 1,919.92

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Solution

The fourth proportional to 7,466.56, 11,199.68 and 1,919.92 is: 2,879.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.56 : 11,199.68 = 1,919.92 : x
  2. Step 2: Convert to fraction form
    7,466.56/11,199.68 = 1,919.92/x
  3. Step 3: Cross multiply
    7,466.56x = 11,199.68 × 1,919.92
  4. Step 4: Simplify right side
    7,466.56x = 21,502,489.63
  5. Step 5: Solve for x
    x = 21,502,489.63/7,466.56
  6. Step 6: Final answer
    x = 2,879.84

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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.