Home / 6,782.26-10,134.50-5,170.49

Finding the Fourth Proportional to 6,782.26, 10,134.50 and 5,170.49

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Solution

The fourth proportional to 6,782.26, 10,134.50 and 5,170.49 is: 7,726.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.26 : 10,134.50 = 5,170.49 : x
  2. Step 2: Convert to fraction form
    6,782.26/10,134.50 = 5,170.49/x
  3. Step 3: Cross multiply
    6,782.26x = 10,134.50 × 5,170.49
  4. Step 4: Simplify right side
    6,782.26x = 52,400,330.39
  5. Step 5: Solve for x
    x = 52,400,330.39/6,782.26
  6. Step 6: Final answer
    x = 7,726.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.