Home / 4,884.80-7,327.20-3,154.64

Finding the Fourth Proportional to 4,884.80, 7,327.20 and 3,154.64

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Solution

The fourth proportional to 4,884.80, 7,327.20 and 3,154.64 is: 4,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,884.80 : 7,327.20 = 3,154.64 : x
  2. Step 2: Convert to fraction form
    4,884.80/7,327.20 = 3,154.64/x
  3. Step 3: Cross multiply
    4,884.80x = 7,327.20 × 3,154.64
  4. Step 4: Simplify right side
    4,884.80x = 23,114,678.21
  5. Step 5: Solve for x
    x = 23,114,678.21/4,884.80
  6. Step 6: Final answer
    x = 4,731.96

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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.