Home / 11,946.16-17,922.48-3,626.45

Finding the Fourth Proportional to 11,946.16, 17,922.48 and 3,626.45

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Solution

The fourth proportional to 11,946.16, 17,922.48 and 3,626.45 is: 5,440.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.16 : 17,922.48 = 3,626.45 : x
  2. Step 2: Convert to fraction form
    11,946.16/17,922.48 = 3,626.45/x
  3. Step 3: Cross multiply
    11,946.16x = 17,922.48 × 3,626.45
  4. Step 4: Simplify right side
    11,946.16x = 64,994,887.98
  5. Step 5: Solve for x
    x = 64,994,887.98/11,946.16
  6. Step 6: Final answer
    x = 5,440.65

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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.