Home / 6,759.09-10,118.79-5,122.08

Finding the Fourth Proportional to 6,759.09, 10,118.79 and 5,122.08

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Solution

The fourth proportional to 6,759.09, 10,118.79 and 5,122.08 is: 7,668.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.09 : 10,118.79 = 5,122.08 : x
  2. Step 2: Convert to fraction form
    6,759.09/10,118.79 = 5,122.08/x
  3. Step 3: Cross multiply
    6,759.09x = 10,118.79 × 5,122.08
  4. Step 4: Simplify right side
    6,759.09x = 51,829,251.88
  5. Step 5: Solve for x
    x = 51,829,251.88/6,759.09
  6. Step 6: Final answer
    x = 7,668.08

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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.