Home / 4,380.12-6,555.24-3,410.64

Finding the Fourth Proportional to 4,380.12, 6,555.24 and 3,410.64

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Solution

The fourth proportional to 4,380.12, 6,555.24 and 3,410.64 is: 5,104.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.12 : 6,555.24 = 3,410.64 : x
  2. Step 2: Convert to fraction form
    4,380.12/6,555.24 = 3,410.64/x
  3. Step 3: Cross multiply
    4,380.12x = 6,555.24 × 3,410.64
  4. Step 4: Simplify right side
    4,380.12x = 22,357,563.75
  5. Step 5: Solve for x
    x = 22,357,563.75/4,380.12
  6. Step 6: Final answer
    x = 5,104.33

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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.