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Finding the Fourth Proportional to 7,334.92, 11,002.22 and 1,788.30

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Solution

The fourth proportional to 7,334.92, 11,002.22 and 1,788.30 is: 2,682.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.92 : 11,002.22 = 1,788.30 : x
  2. Step 2: Convert to fraction form
    7,334.92/11,002.22 = 1,788.30/x
  3. Step 3: Cross multiply
    7,334.92x = 11,002.22 × 1,788.30
  4. Step 4: Simplify right side
    7,334.92x = 19,675,270.03
  5. Step 5: Solve for x
    x = 19,675,270.03/7,334.92
  6. Step 6: Final answer
    x = 2,682.41

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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.