Home / 9,149.22-13,717.62-2,907.36

Finding the Fourth Proportional to 9,149.22, 13,717.62 and 2,907.36

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Solution

The fourth proportional to 9,149.22, 13,717.62 and 2,907.36 is: 4,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.22 : 13,717.62 = 2,907.36 : x
  2. Step 2: Convert to fraction form
    9,149.22/13,717.62 = 2,907.36/x
  3. Step 3: Cross multiply
    9,149.22x = 13,717.62 × 2,907.36
  4. Step 4: Simplify right side
    9,149.22x = 39,882,059.68
  5. Step 5: Solve for x
    x = 39,882,059.68/9,149.22
  6. Step 6: Final answer
    x = 4,359.07

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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.