Home / 11,662.40-17,498.75-6,114.42

Finding the Fourth Proportional to 11,662.40, 17,498.75 and 6,114.42

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Solution

The fourth proportional to 11,662.40, 17,498.75 and 6,114.42 is: 9,174.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.40 : 17,498.75 = 6,114.42 : x
  2. Step 2: Convert to fraction form
    11,662.40/17,498.75 = 6,114.42/x
  3. Step 3: Cross multiply
    11,662.40x = 17,498.75 × 6,114.42
  4. Step 4: Simplify right side
    11,662.40x = 106,994,706.98
  5. Step 5: Solve for x
    x = 106,994,706.98/11,662.40
  6. Step 6: Final answer
    x = 9,174.33

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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.