Home / 4,478.11-6,179.30-2,589.41

Finding the Fourth Proportional to 4,478.11, 6,179.30 and 2,589.41

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Solution

The fourth proportional to 4,478.11, 6,179.30 and 2,589.41 is: 3,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.11 : 6,179.30 = 2,589.41 : x
  2. Step 2: Convert to fraction form
    4,478.11/6,179.30 = 2,589.41/x
  3. Step 3: Cross multiply
    4,478.11x = 6,179.30 × 2,589.41
  4. Step 4: Simplify right side
    4,478.11x = 16,000,739.96
  5. Step 5: Solve for x
    x = 16,000,739.96/4,478.11
  6. Step 6: Final answer
    x = 3,573.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.