Home / 4,578.64-6,318.42-2,589.22

Finding the Fourth Proportional to 4,578.64, 6,318.42 and 2,589.22

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Solution

The fourth proportional to 4,578.64, 6,318.42 and 2,589.22 is: 3,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.64 : 6,318.42 = 2,589.22 : x
  2. Step 2: Convert to fraction form
    4,578.64/6,318.42 = 2,589.22/x
  3. Step 3: Cross multiply
    4,578.64x = 6,318.42 × 2,589.22
  4. Step 4: Simplify right side
    4,578.64x = 16,359,779.43
  5. Step 5: Solve for x
    x = 16,359,779.43/4,578.64
  6. Step 6: Final answer
    x = 3,573.07

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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.