Home / 11,839.45-16,338.42-6,534.25

Finding the Fourth Proportional to 11,839.45, 16,338.42 and 6,534.25

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Solution

The fourth proportional to 11,839.45, 16,338.42 and 6,534.25 is: 9,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.45 : 16,338.42 = 6,534.25 : x
  2. Step 2: Convert to fraction form
    11,839.45/16,338.42 = 6,534.25/x
  3. Step 3: Cross multiply
    11,839.45x = 16,338.42 × 6,534.25
  4. Step 4: Simplify right side
    11,839.45x = 106,759,320.89
  5. Step 5: Solve for x
    x = 106,759,320.89/11,839.45
  6. Step 6: Final answer
    x = 9,017.25

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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.