Home / 3,052.87-4,212.43-1,874.32

Finding the Fourth Proportional to 3,052.87, 4,212.43 and 1,874.32

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Solution

The fourth proportional to 3,052.87, 4,212.43 and 1,874.32 is: 2,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.87 : 4,212.43 = 1,874.32 : x
  2. Step 2: Convert to fraction form
    3,052.87/4,212.43 = 1,874.32/x
  3. Step 3: Cross multiply
    3,052.87x = 4,212.43 × 1,874.32
  4. Step 4: Simplify right side
    3,052.87x = 7,895,455.55
  5. Step 5: Solve for x
    x = 7,895,455.55/3,052.87
  6. Step 6: Final answer
    x = 2,586.24

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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.