Home / 9,759.06-13,469.49-6,616.26

Finding the Fourth Proportional to 9,759.06, 13,469.49 and 6,616.26

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Solution

The fourth proportional to 9,759.06, 13,469.49 and 6,616.26 is: 9,131.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,759.06 : 13,469.49 = 6,616.26 : x
  2. Step 2: Convert to fraction form
    9,759.06/13,469.49 = 6,616.26/x
  3. Step 3: Cross multiply
    9,759.06x = 13,469.49 × 6,616.26
  4. Step 4: Simplify right side
    9,759.06x = 89,117,647.91
  5. Step 5: Solve for x
    x = 89,117,647.91/9,759.06
  6. Step 6: Final answer
    x = 9,131.79

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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.