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Finding the Fourth Proportional to 7,194.90, 10,788.54 and 2,263.20

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Solution

The fourth proportional to 7,194.90, 10,788.54 and 2,263.20 is: 3,393.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,194.90 : 10,788.54 = 2,263.20 : x
  2. Step 2: Convert to fraction form
    7,194.90/10,788.54 = 2,263.20/x
  3. Step 3: Cross multiply
    7,194.90x = 10,788.54 × 2,263.20
  4. Step 4: Simplify right side
    7,194.90x = 24,416,623.73
  5. Step 5: Solve for x
    x = 24,416,623.73/7,194.90
  6. Step 6: Final answer
    x = 3,393.60

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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.