Home / 9,009.15-13,539.30-6,107.73

Finding the Fourth Proportional to 9,009.15, 13,539.30 and 6,107.73

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Solution

The fourth proportional to 9,009.15, 13,539.30 and 6,107.73 is: 9,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.15 : 13,539.30 = 6,107.73 : x
  2. Step 2: Convert to fraction form
    9,009.15/13,539.30 = 6,107.73/x
  3. Step 3: Cross multiply
    9,009.15x = 13,539.30 × 6,107.73
  4. Step 4: Simplify right side
    9,009.15x = 82,694,388.79
  5. Step 5: Solve for x
    x = 82,694,388.79/9,009.15
  6. Step 6: Final answer
    x = 9,178.93

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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.