Home / 6,679.35-10,021.36-4,177.68

Finding the Fourth Proportional to 6,679.35, 10,021.36 and 4,177.68

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Solution

The fourth proportional to 6,679.35, 10,021.36 and 4,177.68 is: 6,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,679.35 : 10,021.36 = 4,177.68 : x
  2. Step 2: Convert to fraction form
    6,679.35/10,021.36 = 4,177.68/x
  3. Step 3: Cross multiply
    6,679.35x = 10,021.36 × 4,177.68
  4. Step 4: Simplify right side
    6,679.35x = 41,866,052.60
  5. Step 5: Solve for x
    x = 41,866,052.60/6,679.35
  6. Step 6: Final answer
    x = 6,267.98

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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.