Home / 4,180.80-6,271.92-1,716.96

Finding the Fourth Proportional to 4,180.80, 6,271.92 and 1,716.96

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Solution

The fourth proportional to 4,180.80, 6,271.92 and 1,716.96 is: 2,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.80 : 6,271.92 = 1,716.96 : x
  2. Step 2: Convert to fraction form
    4,180.80/6,271.92 = 1,716.96/x
  3. Step 3: Cross multiply
    4,180.80x = 6,271.92 × 1,716.96
  4. Step 4: Simplify right side
    4,180.80x = 10,768,635.76
  5. Step 5: Solve for x
    x = 10,768,635.76/4,180.80
  6. Step 6: Final answer
    x = 2,575.74

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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.