Home / 4,884.60-7,343.10-4,171.80

Finding the Fourth Proportional to 4,884.60, 7,343.10 and 4,171.80

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Solution

The fourth proportional to 4,884.60, 7,343.10 and 4,171.80 is: 6,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.60 : 7,343.10 = 4,171.80 : x
  2. Step 2: Convert to fraction form
    4,884.60/7,343.10 = 4,171.80/x
  3. Step 3: Cross multiply
    4,884.60x = 7,343.10 × 4,171.80
  4. Step 4: Simplify right side
    4,884.60x = 30,633,944.58
  5. Step 5: Solve for x
    x = 30,633,944.58/4,884.60
  6. Step 6: Final answer
    x = 6,271.54

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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.