Home / 9,118.43-13,677.64-2,192.93

Finding the Fourth Proportional to 9,118.43, 13,677.64 and 2,192.93

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Solution

The fourth proportional to 9,118.43, 13,677.64 and 2,192.93 is: 3,289.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.43 : 13,677.64 = 2,192.93 : x
  2. Step 2: Convert to fraction form
    9,118.43/13,677.64 = 2,192.93/x
  3. Step 3: Cross multiply
    9,118.43x = 13,677.64 × 2,192.93
  4. Step 4: Simplify right side
    9,118.43x = 29,994,107.09
  5. Step 5: Solve for x
    x = 29,994,107.09/9,118.43
  6. Step 6: Final answer
    x = 3,289.39

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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.