Home / 11,908.53-16,433.82-6,603.84

Finding the Fourth Proportional to 11,908.53, 16,433.82 and 6,603.84

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Solution

The fourth proportional to 11,908.53, 16,433.82 and 6,603.84 is: 9,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.53 : 16,433.82 = 6,603.84 : x
  2. Step 2: Convert to fraction form
    11,908.53/16,433.82 = 6,603.84/x
  3. Step 3: Cross multiply
    11,908.53x = 16,433.82 × 6,603.84
  4. Step 4: Simplify right side
    11,908.53x = 108,526,317.87
  5. Step 5: Solve for x
    x = 108,526,317.87/11,908.53
  6. Step 6: Final answer
    x = 9,113.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.