Home / 3,443.40-5,152.32-2,057.46

Finding the Fourth Proportional to 3,443.40, 5,152.32 and 2,057.46

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Solution

The fourth proportional to 3,443.40, 5,152.32 and 2,057.46 is: 3,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.40 : 5,152.32 = 2,057.46 : x
  2. Step 2: Convert to fraction form
    3,443.40/5,152.32 = 2,057.46/x
  3. Step 3: Cross multiply
    3,443.40x = 5,152.32 × 2,057.46
  4. Step 4: Simplify right side
    3,443.40x = 10,600,692.31
  5. Step 5: Solve for x
    x = 10,600,692.31/3,443.40
  6. Step 6: Final answer
    x = 3,078.55

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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.