Home / 4,464.68-6,687.90-2,117.57

Finding the Fourth Proportional to 4,464.68, 6,687.90 and 2,117.57

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Solution

The fourth proportional to 4,464.68, 6,687.90 and 2,117.57 is: 3,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.68 : 6,687.90 = 2,117.57 : x
  2. Step 2: Convert to fraction form
    4,464.68/6,687.90 = 2,117.57/x
  3. Step 3: Cross multiply
    4,464.68x = 6,687.90 × 2,117.57
  4. Step 4: Simplify right side
    4,464.68x = 14,162,062.96
  5. Step 5: Solve for x
    x = 14,162,062.96/4,464.68
  6. Step 6: Final answer
    x = 3,172.03

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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.