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Finding the Fourth Proportional to 9,200.80, 13,799.04 and 3,354.22

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Solution

The fourth proportional to 9,200.80, 13,799.04 and 3,354.22 is: 5,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.80 : 13,799.04 = 3,354.22 : x
  2. Step 2: Convert to fraction form
    9,200.80/13,799.04 = 3,354.22/x
  3. Step 3: Cross multiply
    9,200.80x = 13,799.04 × 3,354.22
  4. Step 4: Simplify right side
    9,200.80x = 46,285,015.95
  5. Step 5: Solve for x
    x = 46,285,015.95/9,200.80
  6. Step 6: Final answer
    x = 5,030.54

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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.